Arduino

This is the HC-SR04 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a rangin...

Slip slidin' away Slip slidin' away You know the nearer your resistance The more you're slip slidin' awayIf you're tired of the regular-old-twisty ...

What's the size of a credit card and can run CircuitPython, MakeCode Arcade or Arduino even when you're on a budget? That's right, it's the Adaf...

Move fluid safely from here to there with this very nice Peristaltic Pump that works with 5V or 6V power. Unlike most liquid pumps, this is a peris...

The SparkFun Arduino ProtoShield is a bare PCB with no attached or included parts that lets you customize your own Arduino shield using whatev...

The Code.org CS Discoveries course is a yearlong curriculum for teaching computer science, and there's even a physical computing unit! For large...

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By popular demand, we now have these buttons with a full color RGB LED ring light! These chrome-plated metal buttons are rugged, but certainly not ...

Be the belle of the ball with the NeoPixel Jewel! These NeoPixel Jewels now have 4 LEDs in them (red, green, blue, and white) for excellent l...

The G2 family of dual high-power motor driver shields features pairs of discrete MOSFET H-bridges designed to drive two large brushed DC motors. Th...

The SparkFun Qwiic Shield is an easy-to-assemble board that provides a simple way to incorporate the Qwiic Connect System with your Arduino-ba...

Transistors are powerful little electronic switches, and when our little NPN transistors aren't power enough for your project, we have been known t...

You have some frickin' sharks at your lair, and you're thinking "it would be really great if I could attach some lasers to them" and then you see t...

Add an ear to your project with this well-designed electret microphone amplifier. This fully assembled and tested board comes with a 20-20KHz el...

This is a low sensitivity, directional vibration-induced trigger switch. Inside is a very soft spring coiled around a long metal pin. When...

Solar Power Manager Micro is a micro power, high-efficiency solar power management module, designed for powering IoT based low-power wireless senso...

Arduino Micro is the smallest board of the family, easy to integrate it in everyday objects to make them interactive.The Micro is based on the ATme...

Get started with the fabulous Adafruit Flora platform with this lovely budget kit, just enough to get you started with this fun wearable compute...

If you're like me, you've dreamed of being a dolphin - smoothly gliding through the water. Using your echo-location abilities to detect tasty fish ...

Hear the good news! This speaker is a great addition to any audio project where you need a 4 Ohm impedance and 3W or less of power. At 40mm diam...

High-conductive heating fabrics are Literally! This non-woven fabric feels a little like felted paper but is filled with conductive material that c...