Features:

• Brand new and high quality.

• Mechanical structure is simpleit is easy to install.

• This car is the tachometer encoder.

• With a 4 AA battery box.

• Can be used for distance measurementvelocity.

• Can use with other devices to realize function of tracingobstacle avoidancedistance testingspeed testingwireless remote control.

• Gear Motor reduction radio: 1:48.

• Size: 22cm x 14.7cmwheel size: 7cm x 7cm x 2.6cm.

• Note: motor power supply is 3V~6V. All the parameter above is tested without load. 

Kit include:

• 1 x Car Chassis

• 2 x Gear Motor(1:48)

• 2 x Car Tire

• 2 x Speed Encoder

• 2 x Fastener

• 1 x Universal Wheel

• 1 x Battery Box

• 1 x Power Button

• All Necessary Screw And Nut

• NO Retail Box. Packed Safely in Bubble Bag.