On sale

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$0.10 $0.20  
14 pc(s)
These 30mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...

$0.75 $1.50  
57 pc(s)
This Swivel Caster Wheel is perfect for use with 2-wheeled robots that need a third-point of support. The nylon wheel comes attached to a metal plate and with M4 screw holes for fastening to any robot or project. It can rotate a full 360° on the plate and the sleek silver metal look suits any...

$0.15 $0.30  
46 pc(s)
This plastic pulley can be used to drive wheels or other pulleys with 2mm diameter belt. They have an outer diameter of 36mm and is designed to fit the 2mm shafts and the output shaft on our DC toy motor . It also has a slot for fitting onto our TT motor and comes with a mounting screw for...

$39.95 $42.50  
1 pc(s)
The Spectrum Shield enables your Arduino with the capability of splitting a stereo audio input into 7-bands per channel. You can then read the amplitude of each channel using the ADC on your Arduino allowing you to control everything from LEDs to motors, pumps to relays, or even fire, all...

$6.99 $11.00  
5 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 200mm long, 5mm diameter and with M8 thread. Total length of the sensor,...

$0.50 $0.75  
45 pc(s)
This spring coil antenna is designed for the 868 / 915MHz devices. Each antenna is constructed of copper. Features: Frequency Range(MHz):868 / 915MHz Gain(dBi):2 dBi V.S.W.R:≤2 Input Impedance( OHM):50 Spring outer diameter: 5mm Total length: 16mm...

$25.50 $34.95  
6 pc(s)
The Programming Fixture 8266 is an innovative programming / testing tool specially designed for ESP-07 , ESP-07S, ESP-12F and ESP-12S. It provides an efficient way to program and test the ESP8266 module before soldering the module to the board. User just need to place the module on the...

$6.99 $9.00  
7 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 100mm long, 5mm diameter and with M8 thread. Total length of the sensor,...

$6.99 $7.50  
5 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 50mm long, 5mm diameter and with M8 thread. Total length of the sensor,...

$0.10 $0.20  
33 pc(s)
These 90mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...

$0.10 $0.20  
30 pc(s)
These 40mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...

$0.50 $1.00  
50 pc(s)
Battery holder for three AAA batteries, terminated with ~150mm leads

$3.60 $4.50  
48 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 number. It is not re-programmable (read-only). This tag is...

$25.60 $32.00  
13 pc(s)
These are 12" long jumper wires terminated as female to female. Use these to jumper from any male header on any board. Multiple jumpers can be connected next to one another on a 0.1" header. Approx. 100 pcs per pack

$0.10 $0.20  
33 pc(s)
These 20mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...

$29.90 $38.90  
2 pc(s)
The CCS811 Air Quality Breakout is a digital gas sensor solution that senses a wide range of Total Volatile Organic Compounds (TVOCs), including equivalent carbon dioxide (eCO2) and metal oxide (MOX) levels. VOCs are often categorized as pollutants and/or sensory irritants and can come...

$15.50 $31.00  
4 pc(s)
The SparkFun gator:bit is an all-in-one "carrier" board for your micro:bit that provides you with a fully functional development and prototyping platform. Almost every pin on the micro:bit is broken out to pads that alligator (or crocodile, if you prefer) clips so you can get the most out of...

$28.00 $32.50  
1 pc(s)
Think of the SparkFun RedBoard Artemis as just another Arduino....that has BLE, one megabyte of flash, and runs at less than 1mA. And, it can run TensorFlow models too! The RedBoard Artemis takes the incredibly powerful Artemis module from SparkFun and wraps it up in an easy to use and...

$9.95 $14.20  
35 pc(s)
This is a basic 20 character by 4 line display. Utilizes the extremely common HD44780 parallel interface chipset ( datasheet ). Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen. Includes LED backlight. This LCD works on 3V supply....

$32.00 $40.00  
2 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...

$4.45 $8.90  
202 pc(s)
This T-Expansion For Micro:Bit is a small board that connects to the BBC micro:bit and breaks out all 19 GPIO, power and ground pin to breadboard-friendly arrangement and spacing. This board has all the pins labeled nicely so you can go forth and build circuits without keeping a pin-out...

$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...

$30.15 $33.50  
1 pc(s)
If you are looking for a board that (almost) does it all, look no further! The SparkFun Artemis Thing Plus takes the popular Thing Plus footprint and adds in the powerful Artemis module for ultimate functionality. Fully compatible with SparkFun's Arduino core, the modern USB-C connector makes...

$6.99 $10.00  
10 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 150mm long, 5mm diameter and with M8 thread. Total length of the sensor,...

$13.50 $27.00  
10 pc(s)
Micro:bit gamepad is an expansion gamepad based on micro:bit. You only need to plug in the micro:bit, it will turn into a wireless remote controller a wireless game console. This product packaged with acrylic plate, that giving it a good feel and no longer feels like a bare circuit...

$30.15 $33.50  
3 pc(s)
The SparkFun Photodetector Breakout is an updated version of the SparkFun Particle Sensor Breakout includes the MAX30101, a highly sensitive optical sensor and successor to the MAX30105 and MAX30102. The MAX30101 Breakout utilizes a photon detector to measure the amount of returning light...

$36.00 $45.00  
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...

$1.00 $1.50  
17 pc(s)
Battery holder for eight AA batteries with ~140mm leads, cube end-to-end configuration.

$36.00 $45.00  
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...
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