SZDOIT 4WD Metal Smart Robot Car Chassis Kit 130mm Rubber Wheel High Torque DC Motor Heavy Load DIY For Arduino Education DIY cam drone Reverse polarity protection on the

Reverse polarity protection on the terminal block input

good shock absorption effect

It's a nice present for your child

Speed: 70 km / h

4V 2800mAh Flight time: About 23-25 minutes Charging time: Approx

SZDOIT 4WD Metal Smart Robot Car Chassis Kit 130mm Rubber Wheel High Torque DC Motor Heavy Load DIY For Arduino Education DIY cam drone Reverse polarity protection on theOption Description: Silver Blue Red means the color of the car chassis wheel. 12V 330rpm means the 12V 330rpm without encoder motor. 12V 300rpm means the 12V 300rpm with encoder motor. Features: The platform body is made of aluminum alloy Large load, the car body is not easily deformed Less accessories, easy to install Easy to carry a variety of devices The vehicle body support plate is provided with various controller mounting holes The front panel