ELECFreaks Octopus 5mm Blue LED Brick

The Octopus 5mm Blue LED Brick along with special sensors Arduino board and ambient light sensor extension combination, can be used in interaction with light works. When the LED light module is connected to Arduino, the digital pin (LOW on, HIGH off) is used to control it. The brightness of the LED can be controller via PWM output. Octopus blue LED brick ( 5mm); 3P buckled wires connector; Easy to plug and play