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1 2 3 4 5 6 7 8 9
$5.50  
7 pc(s)
OBDII is an on board diagnostics standard that is used on a large variety of cars. OBD-II provides access to numerous data from the engine control unit (ECU) and offers a valuable source of information when troubleshooting problems inside a vehicle. If you're not sure if your car works with...

$2.50  
1 pc(s)
This is the classic. It's an A to B Male/Male type peripheral cable for printers and other large peripheral devices. Compatible with Arduino Uno and Arduino Mega. Dimensions: 30cm

$3.95  
1 pc(s)
This is the classic. It's an A to B Male/Male type peripheral cable for printers and other large peripheral devices. Compatible with Arduino Uno and Arduino Mega. Dimensions: 1 meter

$2.50 $3.60  
10 pc(s)
Add a power switch to any project simply by plugging this between the power supply. This is the most useful thing you never knew you needed! You'll want to pick up a bunch for your electronic projects. Comes with a 5.5/2.1mm barrel jack on one end an a plug on the other. In between is an...

$59.95  
2 pc(s)
Your project may be free-as-in-speech, but that doesn't mean it has to be free-as-in-beer. This handy coin validator/acceptor module is just like the ones you've seen in arcades. This model has the cool ability to accept up to 4 different coins! For example, you can program it for 4...

$3.50  
19 pc(s)
This soft, flexible tubing is specially sourced for our Peristaltic Liquid Pump . It is made of silicone rubber which is odorless, flexible and resistant to high temperatures. It can be operated under a temperature range of -60 to +200℃. Note : This tubing is sold by per meter in...

$2.50  
3 pc(s)
These shaft-mountable aluminum timing pulleys use 2GT timing belts and attach to a 5mm output shaft with a pair of set screw. They have 20 teeth with a gear pitch of 2mm, an outer diameter of 16mm, a bore of 5mm, and requires a belt width of 6mm. Specification Teeth: 20...

$4.50  
4 pc(s)
These shaft-mountable aluminum timing pulleys use 2GT timing belts and attach to a 5mm output shaft with a pair of set screw. They have 30 teeth with a gear pitch of 2mm, an outer diameter of 21.6mm, a bore of 5mm, and requires a belt width of 6mm. Specification Teeth: 30...

$4.80  
2 pc(s)
These shaft-mountable aluminum timing pulleys use 2GT timing belts and attach to a 5mm output shaft with a pair of set screw. They have 36 teeth with a gear pitch of 2mm, an outer diameter of 25.4mm, a bore of 5mm, and requires a belt width of 6mm. Specification Teeth: 36...

$9.95  
3 pc(s)
This is your basic tube of leaded solder with a 63/37 water soluble resin core. 0.031" gauge and 100 grams. Easy to solder with - recommended for beginners. Mix: 63% Sn / 37% Pb

$4.70  
11 pc(s)
These are resistant 2GT sized timing belts that fit snug inside of these timing pulleys . Each belt is manufactured from wear resistant Polyurethane and high tensile steel cord to provide a fair ammount of strength and durability. The timing belts have a width of 6mm and 2mm pitch....

$4.70  
5 pc(s)
These are resistant 2GT sized timing belts that fit snug inside of these timing pulleys . Each belt is manufactured from wear resistant Polyurethane and high tensile steel cord to provide a fair ammount of strength and durability. The timing belts have a width of 6mm, a length of 110mm,...

$4.90  
2 pc(s)
These are resistant 2GT sized timing belts that fit snug inside of these timing pulleys . Each belt is manufactured from wear resistant Polyurethane and high tensile steel cord to provide a fair ammount of strength and durability. The timing belts have a width of 6mm, a length of 112mm,...

$5.00  
6 pc(s)
These are resistant 2GT sized timing belts that fit snug inside of these timing pulleys . Each belt is manufactured from wear resistant Polyurethane and high tensile steel cord to provide a fair ammount of strength and durability. The timing belts have a width of 6mm, a length of 122mm,...

$8.50  
1 pc(s)
These are resistant 2GT sized timing belts that fit snug inside of these timing pulleys . Each belt is manufactured from wear resistant Polyurethane and high tensile steel cord to provide a fair ammount of strength and durability. The timing belts have a width of 6mm, a length of 852mm,...

$9.90  
4 pc(s)
These are resistant 2GT sized timing belts that fit snug inside of these timing pulleys . Each belt is manufactured from wear resistant Polyurethane and high tensile steel cord to provide a fair ammount of strength and durability. The timing belts have a width of 6mm, a length of 1220mm,...

$1.90  
2 pc(s)
This Flame Sensor Module is sensitive to infra-red wavelength between 760 nm to 1100 nm that is emitted from fire flame. The module has 2 outputs: Analogue, which gives a real-time voltage output signal on thermal resistance, and Digital which allows temperature thresholds to be set via a...

$0.60 $1.00  
3 pc(s)
This inline switch is great when you just want a simple on/off toggle switch that's already enclosed. Inside is a double pole rocker switch with screw terminals. Features : SPDT 6A, 250VAC Clicky Sound Dimensions : 60.9(L) x 26.5(W) x 15.5(H)mm

$15.50  
2 pc(s)
This 10A Relay Module is a little different to the other relays in our store - not only is it compatible with 5V Arduino boards, but also with Raspberry Pi, BBB (BeagleBoard Black), mbed, Intel Joule, Arduino 101 and other 3.3V devices. It is specially designed for low-voltage devices and...

$4.75 $5.95  
3 pc(s)
This is a simple pack of five Blue LilyPad LEDs that are still attached to one another, letting you snap the LEDs apart at your leisure to sew into clothing or whatever else you can dream up. LilyPad is a wearable e-textile technology developed by Dr. Leah Buechley and cooperatively...

$8.90  
9 pc(s)
Looking to do more with your BBC micro:bit? Unlock its potential with this pre-built version of our Edge Connector Breakout Board! This breakout board has been designed to offer an easy way to connect additional circuits and hardware to the pins on the edge of the BBC micro:bit. It provides...

$23.90  
7 pc(s)
This board provides a simple way to add motor driving capability to a BBC micro:bit. It allows two motors to be driven with full forward, reverse & stop control. It has terminal blocks to connect four input devices and a regulated 3V supply is fed in to the 80 way connector to power the...

$9.50  
3 pc(s)
When assembled, the MI:power board is connected directly to the 3V, GND and P0 connections on the micro:bit. The 3V and GND connections provide power to the micro:bit and the built in buzzer is connected to P0, which is the default output pin when using the audio functions in the Block Editor...

$1.40  
1 pc(s)
This 2xAAA Battery Cage with JST connector is compatible with the BBC micro:bit. Supplied with colour coded power leads and a JST connector at the end, this battery cage is light and features a M3 mounting hole in the centre so it can be attached to the back of BBC micro:bit cases. The JST...

$2.95  
9 pc(s)
Put a voltage meter anywhere with this very handy display. These are often used by RC hobbyists for keeping track of batteries but we thought it would be great on a breadboard or enclosure. This is the 3-wire version of the volt meter, two wires are used to power it and the third wire is used...

$2.95  
3 pc(s)
Put a voltage meter anywhere with this very handy display. These are often used by RC hobbyists for keeping track of batteries but we thought it would be great on a breadboard or enclosure. This is the 3-wire version of the volt meter, two wires are used to power it and the third wire is used...

$2.95  
9 pc(s)
Put a voltage meter anywhere with this very handy display. These are often used by RC hobbyists for keeping track of batteries but we thought it would be great on a breadboard or enclosure. This is the 3-wire version of the volt meter, two wires are used to power it and the third wire is used...

$2.95  
7 pc(s)
Put a voltage meter anywhere with this very handy display. These are often used by RC hobbyists for keeping track of batteries but we thought it would be great on a breadboard or enclosure. This is the 3-wire version of the volt meter, two wires are used to power it and the third wire is used...

$4.20  
2 pc(s)
This MQ2 Gas Sensor module is useful for gas leakage detection. It is suitable for detectingI LPG, Propane, Hydrogen, Methane and other combustible steam. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to wide range of combustible gas...

$4.20  
3 pc(s)
This MQ6 Gas Sensor module is useful for gas leakage detection. It is suitable for detectingI Propane, Butane and LPG, and other combustible gas. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to wide range of combustible gas...

$4.50  
2 pc(s)
This is a simple-to-use Carbon Monoxide (CO) sensor, suitable for sensing CO concentrations in the air. The MQ-7 can detect CO-gas concentrations anywhere from 20 to 2000ppm. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to Carbon...

$4.50  
2 pc(s)
This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concentrations anywhere from 100-10000ppm. This sensor has a high sensitivity and fast response time. The sensitivity of the sensor can be adjusted by...

$4.50  
4 pc(s)
This is a simple-to-use Carbon Monoxide / Combustible gas sensor, suitable for sensing Carbon Monoxide / Combustible gas concentrations in the air. The MQ-9 can detect Carbon Monoxide / Combustible gas concentrations anywhere from 100-10000ppm. This sensor has a high sensitivity and fast...

$4.50  
2 pc(s)
This is a simple-to-use gas sensor for indoor air quality monitor, suitable for sensing NH3, NOx, alcohol, Benzene, smoke and CO2 in the air. The MQ-135 can detect NH3 and Alcohol gas concentrations anywhere from 10-300ppm and Benzene from 10-1000ppm. This sensor has a high sensitivity and...

$4.50  
3 pc(s)
This alcohol sensor is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer. It has a high sensitivity and fast response time. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to alcohol gas...

$4.20  
5 pc(s)
This MQ4 Gas Sensor module is useful for gas leakage detection. It is suitable for detectingI Methane, Propane, Butane, and other combustible gas. The sensitivity of the sensor can be adjusted by potentiometer. Features Good sensitivity to wide range of combustible gas High...

$4.20  
3 pc(s)
This MQ5 Gas Sensor module is useful for gas leakage detection. It is suitable for detectingI Methane, Propane, Butane, and other combustible gas. The sensitivity of the sensor can be adjusted by potentiometer. Features High sensitivity to LPG, natural gas Low sensitivity...

$7.90 $9.90  
12 pc(s)
This load cell / sensor, sometimes called a strain gauge, is the same one found in digital bathroom scales. Each straight bar load cell is made from an aluminum-alloy and is capable of measure up to about 50kg. Documents : Specifications Load Sensor Tutorial (NerdKits)

$1.00 $2.00  
13 pc(s)
Enclosed battery holder for three AA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose the cells. It also features a switch that lets you open and close the electrical connection between the batteries and the holder's leads. The leads are...

$1.95  
9 pc(s)
One truth about working with audio is you always need the cable or adapter you don't have in your toolbox. That's why we love these terminal-block audio connectors so much. No soldering required! Use stranded or solid core wire and a small screw driver to create custom wiring jigs. This is...

$1.95  
4 pc(s)
Repair or design your very own audio cables with these nice and durable phono-jack connectors. This is a great plug to make your own cable with. it's made out of durable metal with a flexible, sturdy spring for strain-relief. Just solder the connector to some wires and you have a DIY audio...

$1.50  
10 pc(s)
Repair or design your very own audio cables with these nice and durable phono-jack connectors. This is a great plug to make your own cable with. it's made out of durable metal with a flexible, sturdy spring for strain-relief. Just solder the connector to some wires and you have a DIY audio...

$0.50  
13 pc(s)
This is a simple 3.5mm stereo audio plug with a screw-on plastic shroud. These are great for projects that plug into headphone jacks. Stereo plugs can also be used for carrying serial comm connections! The outer shell unscrews to reveal solder terminals on the inside of the plug. Solder on your...

$1.05 $1.50  
84 pc(s)
Pipe audio in or out of your project with this very handy breadboard-friendly audio jack. It's a stereo jack with disconnect-switches on Left and Right channels as well as a center ground pin. You can use any 3.5mm stereo cable with this jack. The pins are on 2.54mm spacing so it plugs very...

$2.25  
Out-of-stock
This 2xAAA Battery Holder with Switch and JST Connector is compatible with the BBC micro:bit. Supplied with ~150mm colour coded power leads and a JST connector at the end, this battery holder is light and can be attached to the back of BBC micro:bit cases. This battery holder features a lid...
Out-of-stock

$7.95  
2 pc(s)
This plug-and-play Mini USB Microphone needs no driver, and its USB interface means you can use it with any computer, laptop, SBC, etc! Works great with a Raspberry Pi computer, but you can also use it with any other computer you want to record audio on. Simply plug it right in and...

$1.00  
7 pc(s)
We know this looks like a lot of our other LEDs, but it's not! This is a PTH Addressable RGB LED with a WS2812 control IC built right into the LED. This PTH version is incredibly similar to its SMD cousin, except it is breadboard friendly and a lot simpler to solder into your project and is...

$4.75 $5.95  
4 pc(s)
This is a simple pack of five Red LilyPad LEDs that are still attached to one another, letting you snap the LEDs apart at your leisure to sew into clothing or whatever else you can dream up. LilyPad is a wearable e-textile technology developed by Dr. Leah Buechley and cooperatively...

$36.00 $48.00  
2 pc(s)
Is there anything an Arduino can't do? Well, for one, most of them can't be powered directly from a 3.7V LiPo battery; much less charge and monitor that battery. The SparkFun LiPower Shield takes care of this by combining the functionality of two of our favorite battery power boards: the...

$3.00  
5 pc(s)
This is a 50cm long USB extension cable equipped with type A male connector on one end to plug into your computer and a type A female connector at the other that allows for a second USB cable to be inserted. This cable is perfect for adding a periphery that utilizes USB without having it...

$3.95  
6 pc(s)
This is a 1 meter long USB extension cable equipped with type A male connector on one end to plug into your computer and a type A female connector at the other that allows for a second USB cable to be inserted. This cable is perfect for adding a periphery that utilizes USB without having it...

$2.50  
15 pc(s)
Single row of 40-holes, female header with swiss round machined pins. These units have very high quality round pins to accept and retain machine pin headers much better. Can be cut to size with a pair of wire-cutters. Standard 2.54mm spacing. Documents: 40-Pin Swiss Female...

$2.10  
4 pc(s)
This Water Sensor is designed for water detection, which can be used in sensing the water level and leakage. This sensor works by having a series of exposed copper traces which will turn on the transistor when water droplets shot the copper traces. This sensor works with the digital I/O...

$2.50  
2 pc(s)
This water sensor is designed to detect water, which can be used to sense water level and leakage. It works by using exposed copper traces to detect the presence of water droplets. The sensor board has a sensing area of 47 x 36mm. The on-board potentiometer is used to set the threshold for...

$4.50  
6 pc(s)
These inexpensive and reliable TT Gear Motors are an easy, low-cost way to get your projects moving. These gear motors require a voltage of 3-6VDC with a no load current of less than 150mA at 3V and possess a stall torque of 0.8kg.cm at 6V, a gearbox ratio of 48:1, and it comes with 2 x 200mm...

$1.95  
5 pc(s)
This Rubber Wheel For TT Gear Motor is equipped with a nice, thick rubber tread with excellent traction, and a press-fit design to make connecting super quick and easy. Note : This wheel is only for use with TT gearbox motors . Wheel body: 65 x 28mm

$16.80  
3 pc(s)
The HC-06 is a class 2 slave Bluetooth module designed for transparent wireless serial communication. Once it is paired to a master Bluetooth device such as PC, smart phones and tablet, its operation becomes transparent to the user. All data received through the serial input is immediately...

$1.65 $2.35  
5 pc(s)
This 16-button keypad provides a useful human interface component for microcontroller projects. It's made of a thin, flexible membrane material with an adhesive backing so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 8 microcontroller pins...

$0.60 $0.90  
29 pc(s)
The rocker switch is a classic and this one is a great size for an unobtrusive on/off switch. It can be panel mounted and has two tabs for connecting wire. You can either solder wire or use a quick-connect connector. Features : Maximum Voltage: 250VAC Maximum Current: 3A @...

$35.00  
10 pc(s)
This D24V25F3 synchronous buck voltage regulator takes an input voltage of up to 38 V and efficiently reduces it to 3.3 V. The board measures only 0.7″ × 0.7″ yet delivers a typical continuous output current of up to 2.5 A and features reverse voltage protection. Typical efficiencies of 80%...

$0.60 $0.90  
1 pc(s)
This heavy duty double-pole, double-throw (SPDT) toggle switch is great for any project where you need two switches each with two options to select between. Rated for 6A at 125VAC. Includes threaded nuts and washer for mounting. Features! DPDT 6 Terminal ON-OFF-ON 3 - Position...

$1.65 $2.35  
3 pc(s)
This 12-button keypad provides a useful human interface component for microcontroller projects. It's made of a thin, flexible membrane material with an adhesive backing so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 7 microcontroller pins...

$2.95  
4 pc(s)
Looking for a battery powered liquid pump for your Micro:Bit project? This Mini Submersible Liquid Pump operates between DC 2.5V to 5V. You can PWM the motor to speed up or slow down the flow rate. Works great with motor driver or a simple relay. This liquid pump does not come with tubing....

$0.50 $0.80  
43 pc(s)
Pack of 10, 28mm Crocodile Clips. Excellent for fast prototyping where removable connections are essential. Features two side notches at the back of the clip for securing to leads and wires. Available as a pack of 10 clips. These miniature crocodile clips are perfect to use with...

$32.00 $40.00  
5 pc(s)
This teeny-weeny Camera Board is the perfect companion to the popular Raspberry Pi Zero! The sensor is 5MP, and the components are mounted on the flexible circuit board. As such, a little care is needed when handling, just like the connector on the Pi Zero. It's a great camera in a tiny...

$5.00  
8 pc(s)
Solenoids are basically electromagnets: they are made of a big coil of copper wire with an armature (a slug of metal) in the middle. When the coil is energized, the slug is pulled into the center of the coil. This makes the solenoid able to pull from one end. This solenoid has a slug...

$31.95 $39.90  
2 pc(s)
The ZX Distance and Gesture Sensor is a touchless sensor that is capable of looking for simple gestures. Developed in conjunction with XYZ Interactive , the sensor uses their GestureSense® technology to recognize the distance of an object away from the sensor up to about 12 inches (30cm,...

$31.00 $36.50  
1 pc(s)
The Ardumoto Shield is a dual-motor controller for Arduino. Based on the L298 H-bridge, the SparkFun Ardumoto can drive two DC motors up to 2A per channel. Combined with an Arduino, the Ardumoto makes a fantastic controller platform for RC vehicles or even small autonomous robots. It's now...

$5.50  
3 pc(s)
This dual motor driver is based on the L298N heavy-duty dual H-bridge controller, which can be used to drive two DC motors at up to 2A each, with a voltage between 5 and 35V DC - or one stepper motor or 2 solenoids with ease. The driver has a nice heatsink to keep the L298N cool and all...

$7.90  
8 pc(s)
This Through-Beam Infrared Sensor Kit consists of two separate components: an Infrared transmitter and detector. They work by having an transmitter side that sends out a beam of human-invisible infrared light, then a detector across the way which is sensitive to that same light. When an...

$1.75  
14 pc(s)
This black Mini Breadboard is a great way to prototype your small projects! With 170 tie points there's just enough room to build and test simple circuits; They're also great for breaking out DIP package ICs to jumper wires! Perfect for tiny projects and for sticking onto the top of Arduino...

$1.75  
12 pc(s)
This blue Mini Breadboard is a great way to prototype your small projects! With 170 tie points there's just enough room to build and test simple circuits; They're also great for breaking out DIP package ICs to jumper wires! Perfect for tiny projects and for sticking onto the top of Arduino...

$1.50  
2 pc(s)
This Grove Cable with 4-Pin Female Jumper lets you bridge between a Grove socket and device with standard 1" header pins. Cable length approx. 200mm

$2.50 $3.60  
8 pc(s)
This Illuminated Capacitive Switch Module feature an innovative method of combining the benefits of capacitive switching with colour back lighting. The backlit switching solution allows makers to prototype and evaluate HMI designs without the need to develop custom capacitive sensors and back...

$2.50 $3.60  
2 pc(s)
This Illuminated Capacitive Switch Module feature an innovative method of combining the benefits of capacitive switching with colour back lighting. The backlit switching solution allows makers to prototype and evaluate HMI designs without the need to develop custom capacitive sensors and back...

$2.50 $3.60  
1 pc(s)
This Illuminated Capacitive Switch Module feature an innovative method of combining the benefits of capacitive switching with colour back lighting. The backlit switching solution allows makers to prototype and evaluate HMI designs without the need to develop custom capacitive sensors and back...

$2.35 $2.95  
19 pc(s)
RFID is useful for sensing and identifying tagged people and objects for access control, automation, and a whole range of different applications. This basic RFID tag works in the 125kHz RF range and comes with a unique 40-bit ID. It is not re-programmable. This blank, smooth, and mildly...

$2.50 $3.60  
8 pc(s)
This Illuminated Capacitive Switch Module feature an innovative method of combining the benefits of capacitive switching with colour back lighting. The backlit switching solution allows makers to prototype and evaluate HMI designs without the need to develop custom capacitive sensors and back...

$11.90  
4 pc(s)
This Level Shifting microSD Breakout from Sparkfun is quite similar to the microSD Transflash Breakout, but with the included level shifting hardware, this board allows you to utilize a microSD card at Arduino's SD library's top speed on a 5V system. With this small breakout board, that is...

$1.20 $1.35  
3 pc(s)
The Educational Traffic Light Module is a low cost hardware module designed to allow users to take their first steps into interfacing microcontroller with the real world. It is designed to remove many of the common hurdles people are faced with when getting started using hardware with the...

$17.95  
8 pc(s)
This is another great 20x4 character LCD display with I2C interface. As the pin resources of Arduino controller is limited, your project may be not able to use standard LCD module after connected with a certain quantity of sensors or SD card. However, with this I2C interface LCD module, you...

$1.75  
13 pc(s)
This black Mini Breadboard is a great way to prototype your small projects! With 170 tie points there's just enough room to build and test simple circuits; They're also great for breaking out DIP package ICs to jumper wires! Perfect for tiny projects and for sticking onto the top of Arduino...

$1.75  
18 pc(s)
This black Mini Breadboard is a great way to prototype your small projects! With 170 tie points there's just enough room to build and test simple circuits; They're also great for breaking out DIP package ICs to jumper wires! Perfect for tiny projects and for sticking onto the top of Arduino...

$1.75  
17 pc(s)
This black Mini Breadboard is a great way to prototype your small projects! With 170 tie points there's just enough room to build and test simple circuits; They're also great for breaking out DIP package ICs to jumper wires! Perfect for tiny projects and for sticking onto the top of Arduino...

$19.90  
2 pc(s)
Sharp's GP2Y1014AU0F is an optical air quality sensor, designed to sense dust particles. An infrared emitting diode and a phototransistor are diagonally arranged into this device, to allow it to detect the reflected light of dust in air. It is especially effective in detecting very fine...

$25.95  
2 pc(s)
The Servo Shield gives your OpenMV Cam the ability to control up to 8 servos in parallel. It features the PCA9685 Servo Controller which can also do general-purpose PWM. We've got a PCA9685.py script for controlling the chip for general-purpose PWM and a Servo.py script for controlling...

$19.90  
5 pc(s)
This is a dust sensor that detects the dust particle concentration in air by using optical sensing method. An infrared light emitting diode (IR LED) and a photo-sensor are optically arranged in the device. The photo-sensor detects the reflected IR LED light by dust particles in air. The...

$25.70  
2 pc(s)
This Corner Cubes can join up to three MakerBeamXL in right angle. Corner Cubes are joined with a beam by the threaded beam ends. Each set contains 12 15mmx15mmx15mm cubes Note : Not compatible with 10mmx10mm MakerBeam.

$9.90  
28 pc(s)
MakerBeamXL is a Mini-T open-source building system. Mini-T is a miniature version of T-slot (a technology that is widely used for industrial automation, robotics and machine enclosures.) Not only is it small enough to work as a model building system, but it's also precise and strong enough...

$15.50  
27 pc(s)
MakerBeamXL is a Mini-T open-source building system. Mini-T is a miniature version of T-slot (a technology that is widely used for industrial automation, robotics and machine enclosures.) Not only is it small enough to work as a model building system, but it's also precise and strong enough...

$499.95  
1 pc(s)
IMPORTANT: This version (A2M8R4), with maximum laser power of 5mW, is a class 3a laser apparatus and does not require license to possess or use. The laser power of newer version (A3) has increased to 10-12mW which make it a controlled class 3b apparatus. Licenses are required to legally...

$14.99  
1 pc(s)
This 32 x 8 SPI Dot Matrix Module allows you to experiment with dot matrix LED's without all the complicated wiring. The module makes use of the MAX7219 LED driver which handles all the complicated stuff such as multiplexing the LEDs and driving them at the correct currents. What's more, the...

$3.90  
7 pc(s)
This 8x8 SPI Dot Matrix Module allows you to experiment with dot matrix LED's without all the complicated wiring. The module makes use of the MAX7219 LED driver which handles all the complicated stuff such as multiplexing the LEDs and driving them at the correct currents. What's more, the...

$6.35 $7.95  
5 pc(s)
MFRC522 is the highly integrated RFID card reader which works on non-contact 13.56MHz communication. Designed by NXP as a low power consumption, low cost and compact size read and write chip, this MFRC522 is the best choice in the development of portable hand-held devices. It supports...

$0.50  
8 pc(s)
This tiny little aluminium heatsink is a perfect solution for cooling off small surface-mount components such as CPUs on Raspberry Pi or stepper motor driver. The heatsink includes thermal adhesive tape for better heat dissipation. The installation is simple, what you need to do is to remove...

$5.50  
6 pc(s)
The DHT11 is a basic, ultra low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and spits out a digital signal on the data pin (no analog input pins needed). Its fairly simple to use, but requires...
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