16 x 8 1.2" LED Matrix + Backpack - Ultra Bright Round Red LEDs _ws10 red wire to 5V and

red wire to 5V and white wire to analog input

Measures wind speed accurately for weather station applications

Gemma Sensor Pack contents:

Water-resistant up to 30 meters for use in extreme environments

16 x 8 1.2" LED Matrix + Backpack - Ultra Bright Round Red LEDs _ws10 red wire to 5V andWhat's better than a single LED? Lots of LEDs! And what's better than lots of LEDs? TWO TIMES AS MANY LEDS!!! With the 16 x 8 LED Matrix Backpack we've doubled your project's matrix capacity by making it super easy to get two separate 8 x 8 matrices onto one handy board! Matrices like these are 'multiplexed' so to control 64 LEDs you need 16 pins and to control 128 LEDs, you'd need 24 pins. That's a lot of pins, and there are driver chips like the