Tap Operated Switch Project - No Soldering

  • Model: K140

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Latching tap-responsive switch on mini breadboard - requires no soldering.
Ideal for beginners and, of course, the components can be used over again.
Tap the piezo transducer, the LED lights and remains on. Tap it again and the LED goes out.
The kit contains the electronic components, jumper wires, battery clip, mini-breadboard and instruction leaflet.
Requires one 9V PP3 battery - see the battery section.

knock switch breadboard kit
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