Smallest Mini Wind Turbines Generator LED Teaching Tools Sample Model

Material: Plastic Color: See pictures Size: See the picture Quantity: 1Pc No retail package

Mini Minor wind turbine generator LED Tools Teaching Sample Template The world's smallest wind turbine, can turn 360graus at any angle, and will automatically face the wind direction. Power generation will light the LED (2 blue LED and green LED 1) 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.

Package includes: 1Pc x Smallest Mini Minor Wind Turbines Generator LED Teaching Tools Sample Model

Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!!