lots of Shields
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· On-board TTP224 capacitive touch 4 key induction IC
· On-board 4 road level indicator
· Working voltage: 2V to 5.5V DC
· Adjustable output mode, key output mode, longest time and fast/low power
· PCB board size: 35mmx29mm
5V Active buzzer to add some audio feedback to your Arduino project. With an active buzzer it’s simple when you give it a single it will buzz, if you want more control of the audio you would like to produce take a look at our passive buzzers.
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