US $12.88Original Price : US $14.80 (13%)
Cheap Offer Flashlight Lab Toy Education Series Physics Generator Children Experiment Circuit Teaching Science with FREE Shipping Worldwide!
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Product description
[4000152317360]"Item code": 1005
[product name]: hand power flashlight
"Material": plastic
[Package]: Color box
[Color Box Specification] 16.7 x 21.8 x 4.5 cm
You can light the bulb without a battery. Where does this magic power come from?
Due to the scarcity of resources on the planet, many scientists have been looking for alternative energy sources and promoting green science, hoping to reduce pollution on Earth.
Based on this concept, the origin of the rotation of the motor by the hand, the conversion of kinetic energy into electrical energy to form a generator, so that there will be no problem of no electricity.
How to turn a toy motor into a generator, generate electricity by manual power, light the light bulb, use no battery, and not cause pollution. It will only bring surprises. This generator can produce amazing power.
note! The resulting high voltage can have interesting effects.
Give it a try! What else can use the generator to generate energy.
Need to prepare the screwdriver and Phillips screwdriver.
The hand-powered flashlight contains:
Screws, 2 gears, toy motor, power torch housing, 1 set of engine flashlight accessories, 1 transparent flashlight cover, 1 LED light with wires and handles, manual
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