Big Ackerman Chassis 4WD Drive Robot Car Unmanned Vehicle High-Precision GMR Encoder Motor RC Tank Programmable Robot DIY Kit

Big Ackerman Chassis 4WD Drive Robot Car Unmanned Vehicle High-Precision GMR Encoder Motor RC Tank Programmable Robot DIY Kittion   Features: Title: Ackerman chassis series, intelligent trolley chassis, unmanned vehicles, high-precision GMR encoder motors, four-wheel drive electric Product parameters： Trolley chassis: R3 series Motor model: MG513 Reduction ratio: 1:30 Load capacity: 3kg Maximum speed: 1.2m/s Self-weight: 1.3kg Size: 270.6*191*71mm Wheels: 65mm rubber wheels Shock absorption system: Not equipped Servo model: S20F20kg high torque digital servo Drive structure: classic car model, rear wheel differential drive, front wheel servo steering Trolley chassis: R3 PLUS series Motor model: MG513 Reduction ratio: 1:30 Load capacity: 2.29kg Maximum speed: 1.56m/s Self-weight: 2.3kg Size: 281.1*203.9*85mm Wheels: 85mm rubber wheels Shock absorption system: Not equipped Servo model: S20F20kg high torque digital servo Drive structure: classic car model, rear wheel differential dri