When entering a carpark, a barrier bar will lift up for a car to pass through. When a train passes by, a barrier bar will come down to stop the cars from driving past. This Access Barrier Kit simulates such a barrier bar. The kit uses a servo motor to lift up/down the barrier bar and...

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Hand Crank Generator

$14.95

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This hand-held crank generator produces up to 15 volts of DC electricity. The integrated PCB includes a full bridge rectifier to provide the same output polarity for either direction the hand crank is turning. In addition, other devices can be easily connected to the screw terminal.

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Wind Power Kit (Partially Assembled)

$7.45

In-Stock: 7 pc(s)

This Wind Power Kit is designed to show students how alternative energy is created by harnessing the power produced by the wind. The kit has a high efficient generator that can produce useful electricity at low speed. It can generate sufficient electricity to light up a LED by blowing onto the...

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