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Infra-red Phototransistor 940nm
$0.99  
28 pc(s)
This is a very simple, clear infrared phototransistor. These devices operate between 940-950nm and work well with our infrared LED . Phototransistors are similar to photoresistors (or LDR) but produce both current and voltage, while photoresistors only produce current....
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Diffused Red LED - 5mm (10 pcs)
$1.00  
9 pc(s)
LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very basic 5mm LED with a green lens. It has a typical forward voltage of 2.0V and a rated forward current of 20mA. Pack of 10 diffused red LEDs....
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Diffused Green LED - 10mm (5 pcs)
$1.00  
1 pc(s)
Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow. Pack of 5 diffused green LEDs. Features : 520-525nm Green 3.0-3.4VDC Forward Voltage 20mA Forward Current 40 degree viewing angle 150-180...
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-26%
Thermistor 10K
$1.00 $1.35  
11 pc(s)
10K thermistor with a negative temperature coefficient. Good choice for temp-sensing aplications. Vishay part #: NTCLE100E3103JB0 Note: You get only one thermistor. Document: Datasheet
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WS2812 Diffused RGB LED, PTH 8mm
$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...
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Diffused Yellow LED - 10mm (5 pcs)
$1.00  
13 pc(s)
Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow. Pack of 5 diffused Yellow LEDs. Features : 620-625nm Red 1.8-2.2VDC Forward Voltage 20mA Forward Current 40 degree viewing angle 100-150...
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Diffused Blue LED - 5mm (10 pcs)
$1.00  
118 pc(s)
LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very basic 5mm LED with a blue lens. It has a typical forward voltage of 3.1V and a rated forward current of 20mA. Pack of 10 diffused blue LEDs....
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-33%
8 x AA Battery Holder - Cube End-to-End
$1.00 $1.50  
17 pc(s)
Battery holder for eight AA batteries with ~140mm leads, cube end-to-end configuration.
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Mini Photocell (LDR - Light Dependent Resistor)
$1.00  
68 pc(s)
This is a very small photocell. A photocell changes (also called a photodetector , CdS or photoconductive cell) resistance depending on the amount of light it is exposed to. These little sensors make great ambient light triggers (when light in the room turns on, do something)....
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-46%
1 x AA Battery Holder with Cover and Switch
$1.00 $1.85  
19 pc(s)
This 1xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable sliding cover and an ON/OFF switch which can be used to control power to your project. The leads are about 150mm, and the last 5mm of them are tinned. Dimensions: 69 x 26...
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-17%
4 x AA Battery Holder
$1.00 $1.20  
23 pc(s)
Battery holder for four AA batteries, terminated with ~150mm leads
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0.1" (2.54mm) Crimp Connector Housing: 1x1-Pin 25-Pack
$1.00  
2 pc(s)
These housings work with our crimp pins to let you quickly make custom cables that mate with various 0.1"-spaced connectors, including male and female headers and solderless breadboards .
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