DIY C300 Aluminum Alloy Metal 4WD Wheel Smart Car ChassisThere are six kinds for your choice:A: Gold ChassisB: Gold Chassis + Espduino kitC: Gold Chassis + NodeMcu Lua kitD: Silver ChassisE: Silver Chassis + Espduino kitF: Silver Chassis + NodeMcu Lua kitIntroduction: This tank chassis named C300 can be controled by ESPduino development kit、 which is completely compatible with Arduino UNO R3 attached with WIFI module. When you get it、 you can remote control the tank chassis by using the WIFI mode after you install the car chassis. By using ESPduino development board kit、 you can control the 2-way motor and 16-way servos at the same time. So this kit is usually use to control the mobile robot arm. Specifications: Name: C300 Smart track car chassisMaterial: aluminum alloyWheel hub: metalWheel: rubberProduct size: about 200*120*70mm (length * width * height)Color:golden \/ silver Motor Parameters: Name: 25mm gear motorOutput speed: 150!#!amp!*!plusmn;10%rpmNo_load current: 200mA (Max)Stall current: 4500mA(max)Stall torque: 9.5kgNaNRated speed: 100!#!amp!*!plusmn;10%rpmRated torque: 3000gNaNRated current: 1200mA (Max)Noise :56dBWorking voltage: 9VOutside Shaft Length: 14.5mmShaft End Play: 0.05-0.50mmScrew Size: M3.0Diameter Of Shaft phi 4mm、 D3.5Encoder: 2pulses\/circleWorking voltage for sensor: 3-5VNote:This is DIY kit and unassemble kit. Package included: 1 set car chassis with motor