Hand Crank Generator With LED
description:
Children's student physical science experimental educational toy - DIY hand music generator assembly model.
With regard to physical principles, gear and pulley drive, direct current principles, mechanical energy is converted to electrical energy and electrical energy.
According to the manual assembly of the toy, the handle is quickly shaken, the large gear accelerates the drive pinion, the large pulley drives the small pulley to accelerate twice; the high speed rotary motor sends a direct current to drive the light.
Ideal for children to learn physics, intelligent development, training skills, creativity.
As a family education product, strengthen the relationship between parents and children.
Suitable for children over 6 years old.
specification:
Material: environmentally friendly plastic
Assembly size (length x width x height): 90x115mm。
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