DIY Assembles Toy Motor Propeller Wind Power Car DIY for Kids 8*11*15cm 4WD Smart Robot Car Chassis Green Energy RC Toy (not Including Battery)
The principle : after installation , connected to the battery , after the propeller turns , move the car forward by air .
Test : when properly installed , wind should blow the propeller direction , if the wind against , you can reverse the power cord .
Finished dimensions : height 8 cm , width 11 , length 15 cm
![1](https://ae01.alicdn.com/kf/HTB1mZ_ho4PI8KJjSspoq6x6MFXau.jpg?width=1000&height=1000&size=129268&hash=131268)
![2](https://ae01.alicdn.com/kf/HTB1bruwo9_I8KJjy0Foq6yFnVXax.jpg?width=1000&height=954&size=102997&hash=104951)