4M Green Science Dynamo Torch helps you :
. Turn a simple toy motor into a generator which converts hand motion into electrical energy to power a light globe
. No battery, no pollution – it’s amazing
. All components required for the project are included in the kit.
Crank the handle and watch as the LED bulb lights up. No battery, no pollution, just amazement. As the simple toy motor connected to the handle turns, it becomes a generator which converts hand motion to electric energy and powers a light bulb. Use it as a clean, green energy torch and as a demonstration of the first law of thermodynamics.
Product Details & Kit Picture
Length: 22 cm
Light Bulb Technology:
LED Light Emitting Diode
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