The RGB LED (or "Red-Green-Blue Light-Emitting Diode") Bit is a light with adjustable color. You can use the purple littleBits screwdriver to turn the dials and create your own custom color mix of red, green, and blue. Real-World...

The servo is a controllable motor that can swing back and forth or be turned to a specific position. Attach a flag to the arm to make it wave back and forth. There are even a few littleBits accessories made just for the servo (like the...

The synth speaker Bit amplifies your sonic explorations! It's a tiny speaker you can snap onto your circuit to translate electrical signals into audible sound. How It Works. You can control the volume with a dial at the front of the Bit....

The UV LED (or "UltraViolet Light-Emitting Diode") Bit sends out a special kind of light. It looks purple to the eye, but it has some special abilities, like making white fabrics and certain inks glow in the dark. Inventions With The UV...

The vibration motor is very similar to the device that makes your cellphone shake when you get a text. With this Bit, you can make anything vibrate and buzz! This Bit also includes the vibeSnap-- an accessory that helps you attach stuff...

The slide dimmer functions just like a light dimmer you might find at home, or a volume fader in a recording studio. You control the slide dimmer Bit by moving its lever from one end of the Bit to the other. Follow it with an LED for...

Develop a working prototype of your dream Bit! This kit was made for hardware developers, and includes everything needed to create a Bit that can be incorporated into any invention. What You'll Get 3 Bits & 1 Accessories Perf The perf...