The bright LED (or "Light-Emitting Diode") is a small Bit that puts out a big light. The bright LED is perfect for illuminating moving animations. You can diffuse the bright LED to get a soft, beautiful light using a variety of filters created from semi-transparent material, including tissue paper, thin fabrics, colored plastic, LEGOs or cotton balls.The bright LED features a half watt super bright LED that responds to incoming voltages. The more voltage it receives, the brighter it gets. The littleBits library features a variety of LED bits to bring your circuits to life, including the bright LED Bit.- Night Light- Camera Flash