Main Function and Characteristic Aluminum Alloy Body Cover Dimension Unfolded 95 X 52 X 83 cm Weight "Batteries included 20kgs Tires: front 12inch, rear 9 inch Controller Start system Power Drive Belt System Brake Rear drum-type DC motor type 250w Batteries 2 X 12V / 7-12ah Charger 80V - 240V ac Max Speed 20km/h Max Slope 8 Degree Distance of charge 20-30 miles Recharge time 6-8 hours Max Load 90kgs