littleBits Electronics Buzzer
This is one individual littleBits bit:
The buzzer Bit is just what it sounds like: it makes a noise that you just can't ignore. It buzzes whenever it gets an ON signal. Try using it to make your own doorbell or alarm!
What's littleBits? littleBits is an opensource library of electronic modules that snap together with magnets for prototyping, learning and fun.
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