16mm Metal Push Button - Momentary - Green Ring LED $9.95 16mm Metal Annular Push Button Switch - 3-6V - Momentary - Flat Head - Green LED Ring These chrome-plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you can fit these... Add to Cart
Adafruit 7-Segment LED Matrix Backpack $7.95 $9.95 By popular request, you can now get our 7-segment LED backpacks without the LEDs! These backpacks feature an HT16K33 I2C LED driver, they're simple and easy to use - you can use our very nice library for the backpacks to get running in under half an... Add to Cart
Adafruit LED Sequins - Warm White - Pack of 5 $5.95 Sew a little sparkle into your wearable project with an Adafruit LED Sequin. These are the kid-sister to our popular Flora NeoPixel, they only show a single color and they don't have digital control, but that makes them smaller easier to use for... Add to Cart
Component Kit for Raspberry Pi Ultimate Kit $14.95 Our popular Raspberry Pi Ultimate Kits include an assortment of components for circuit building. These are very handy components, so we've made them available as a separate item :) Included Components 2 x RGB LED 2 x Red LEDs 2 x Green LEDs 2 x Yellow... Add to Cart
Non-invasive AC Current Sensor - 30A $12.95 Split core current transformer are sensors that are used for measuring alternating current. They are particularly useful for measuring whole building electricity consumption (or generation for that matter). This Split core current transformer is... Add to Cart
Transistor - NPN, 50V 800mA (BC337) $0.95 This is the BC337, an NPN silicon BJT (Bipolar Junction Transistor). This little transistor can help in your project by being used to help drive large loads or amplifying or switching applications. The BC337 is specifically rated at 50V and 800mA max... Add to Cart
1N4148 Signal Diode - 10 pack $1.95 You have some electrons over here, and you want them over there but you don't want the electrons from over there to be able to come over here? That's what a diode is for, these are directional current valves and have the benefit of being waaay smaller... Add to Cart
Sealed SPDT 5V Relay $2.95 These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, and/or high current devices. This relay's coil is rated up to 12V, with a minimum switching voltage of 5V. The contacts are rated up to 5A (@250VAC,... Add to Cart
Adafruit 0.56" 4-Digit 7-Segment Display w/I2C Backpack - White $14.95 What's better than a single LED? Lots of LEDs! A fun way to make a small display is to use an 8x8 matrix or a 4-digit 7-segment display. Matrices like these are 'multiplexed' - so to control all the seven-segment LEDs you need 14 pins... Notify Me
Anemometer Wind Speed Sensor w/Analog Voltage Output $60.95 An anemometer is a device used for measuring wind speed, and is a common weather station instrument. This well made anemometer is designed to sit outside and measure wind speed with ease. To use, connect the black wire to power and signal ground, the... Add to Cart
SparkFun Soil Moisture Sensor (with Screw Terminals) $10.45 The SparkFun Soil Moisture Sensor is a simple breakout for measuring the moisture in soil and similar materials. The soil moisture sensor is pretty straightforward to use. The two large, exposed pads function as probes for the sensor, together acting as... Add to Cart
Adafruit BME680 - Temperature, Humidity, Pressure and Gas Sensor $34.94 The long awaited BME680 from Bosch gives you all the environmental sensing you want in one small package. This little sensor contains temperature, humidity, barometric pressure, and VOC gas sensing capabilities... Add to Cart
Round-shaped All-in-one UART Capacitive Fingerprint Sensor $24.95 This is a highly integrated round-shaped all-in-one capacitive fingerprint sensor module, which is nearly as small as a nail plate. The module is controlled via UART commands, fairly easy to use. It's advantages includes 360° omni-directional... Add to Cart
16mm Illuminated Pushbutton - Green Momentary $2.95 A button is a button, and an LED is a LED, but this LED illuminated button is a lovely combination of both! It's a medium sized button, large enough to press easily but not too big that it gets in the way of your project panel. It has a built in LED that... Add to Cart
Analog 2-axis Thumb Joystick with Select Button $2.95 This thumbstick is an analog joystick - more accurate and sensitive than just 'directional' joysticks - with a 'press in to select' button. Since it's analog(10k potentiometers), you'll need two analog reading pins on your microcontroller to determine X... Add to Cart
Momentary Push Button Switch - 3A $1.25 Material: PlasticColor: RedVoltage: 3A 125VLeads: Solder lugsContacts configuration: SPSTSwitch method: OFF / ON Add to Cart
5 Kg Micro Load Cell $8.95 This straight bar load cell (sometimes called a strain gauge) can translate up to 5kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain... Add to Cart
1.2" 8x8 Matrix Square Pixel - White $7.95 $10.95 Make a scrolling sign, or a small video display with this 8x8 gridded pixel white LED matrix. Only 1.2" on a side, it is quite visible but not so large it won't plug into a breadboard! There are 16 pins on the side, 8 on each, with 0.1" spacing so... Add to Cart
1.2" 8x8 Matrix Square Pixel - Yellow $5.95 $7.94 Make a scrolling sign, or a small video display with this 8x8 gridded yellow LED matrix. Only 1.2" on a side, it is quite visible but not so large it won't plug into a breadboard! There are 16 pins on the side, 8 on each, with 0.1" spacing so you can... Add to Cart
1.2" 8x8 Matrix Square Pixel - Amber $5.95 $7.94 Make a scrolling sign, or a small video display with this 8x8 gridded square Amber LED matrix. Only 1.2" on a side, it is quite visible but not so large it won't plug into a breadboard! 64 Amber LEDs are contained inside the plastic body, in an 8x8... Add to Cart