Vertical DIY Project Turbines LED Windmill Small Motor Wind Wind

Specification
Wind leaf diameter: The diameter of 62mm size:The diameter of 20mm×37mm(excluding put tail, put tail 42 mm in length) The shaft:The diameter of 1.5mm×10mm Carrying pole size:The diameter of 4mm×63mm :
Features
a.The world's smallest wind turbines, the wind turbine can turn 360 degrees in any, is the direction because of the wind b.Automatically by the wind generation to two blue leds, a green LED to light up the LED. With their mouths, and put .Under the fan blowing can bright LED is very good interpretation principle of wind , education understanding of the concept of environmental protection products. ? Package Included 1 x Wind





















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