How good is your multimeter really ? Or maybe your analog converter needs a good reference? Or lets say you want to test your microcontroller's conversion accuracy & precision. If only you had a dependable, high precision, rock-solid...

Say "Hi!" to the WICED Feather! Perfect for your next Internet connected project, with a powerful processor and WiFi core that can take anything you throw at it - this Feather is WIC(K)ED AWESOME! Feather is the new development board...

The IS31FL3731 will let you get back to that classic LED matrix look, with a nice upgrade! This I2C LED driver chip has the ability to PWM each individual LED in a 16x9 grid so you can have beautiful LED lighting effects, without a lot...

These are 9x16 Charlieplexed LEDs designed to match with the Adafruit 16x9 Charlieplexed PWM LED Matrix Driver - IS31FL3731. You don't get any resistors or driver chips with this grid, its just a mess of LEDs in a charlieplexed...

These are 9x16 Charlieplexed LEDs designed to match with the Adafruit 16x9 Charlieplexed PWM LED Matrix Driver - IS31FL3731. You don't get any resistors or driver chips with this grid, its just a mess of LEDs in a charlieplexed...

These are 9x16 Charlieplexed LEDs designed to match with the Adafruit 16x9 Charlieplexed PWM LED Matrix Driver - IS31FL3731. You don't get any resistors or driver chips with this grid, its just a mess of LEDs in a charlieplexed...

These are 9x16 Charlieplexed LEDs designed to match with the Adafruit 16x9 Charlieplexed PWM LED Matrix Driver - IS31FL3731. You don't get any resistors or driver chips with this grid, its just a mess of LEDs in a charlieplexed...

These are 9x16 Charlieplexed LEDs designed to match with the Adafruit 16x9 Charlieplexed PWM LED Matrix Driver - IS31FL3731. You don't get any resistors or driver chips with this grid, its just a mess of LEDs in a charlieplexed...

Feather is the new development board from Adafruit, and like its namesake it is thin, light, and lets you fly! We designed Feather to be a new standard for portable microcontroller cores. This is the Adafruit Feather 32u4 Bluefruit - our...

Cellular + GPS tracking, all in one, for your Arduino? Oh yes! Introducing Adafruit FONA 808 GSM + GPS Shield, an all-in-one cellular phone module with that lets you add location-tracking, voice, text, SMS and data to your project, in...

We love our black and white monochrome displays but we also like to dabble with some color now and then. Our 1.27" color OLED displays are perfect when you need a small display with vivid, high-contrast 16-bit color. The visible portion...

This little sensor is a great way to add UV light sensing to any microcontroller project. The VEML6070 from Vishay has a true UV A light sensor and an I2C-controlled ADC that will take readings and integrate them for you over ~60ms to...