Smallest Turbines Generator LED Light Mill Toy Science Teaching Tool Windmill Fan Children Windmill Wall Decor Canvas

Show on Amazon

Offer

Product description

  • generator LED Tools Teaching Sample Template
  • LED low power consumption required, Blowing into his mouth or under a fan is enough to get the power to light up the LED, which is also can be used as a teaching experiment
  • Power generation will light the LED (2 blue LED and green LED 1
  • The world's smallest can turn 360graus at any angle, and will automatically face the direction

You might also be interested in these led fans toy.

© 2025 WHICH.ONE. ALL CONTENT IS SUBJECT TO OUR COPYRIGHT.