GoKart Pro Max. Speed Approx. 40 km/h Max. power 2400 W × 2 Nominal Power 450 W × 2 Typical. Range Approx. 25 km (15.5 miles) Max. Climbing Slope (75 kg） Approx. 26.8% / 15° Steering Ratio 2.1:1 Nominal Voltage 54V Nominal Energy 432Wh Duration of Charging Approx. 4 h Battery Management System Yes Brake System Electronic Brake + Mechanical Handbrake Front Tire Tire width: 3 in (80 mm); flatness ratio: 60%; hub diameter: 5 in (127 mm) Rear Tire Tire width: 2.7 in (68 mm); 10 × 2.75 in, hollow solid tire Tail Light Full-color RGB Taillight/Brake Light Drive Light 0.2 Watt Laser Green LED Light Bar Status Indicator The indicator comes in three colors: blue, yellow, and red. Yellow: the batteries in the front compartment need to be replaced. Red: the Gokart has a performance failure. Please check the cause of the failure via the app and contact the after-sales service. Net Weight Approx. 48.1 kg (106.0 lbs) Max status (after extension) Approx. 1420 × 852 × 600 mm (55.9 × 33.5 × 23.6 in) Min status (before extension) Approx. 1040 × 852 × 459 mm (41 × 33.5 × 18 in) Bluetooth Speaker Yes Segway Mobility APP Yes IP Rating IPX4 Max. Payload 100 kg (220 lbs)