Power of motor 24v 250w Battery:24V 12AH (lead-acid) Speed: 0-8km/h max load capacity: 150kg Ground Clearance:85mm Tyres:? 19760mm GW/NW:50/44 kg Controller:24V 45A Charger:DC24V 2A Max Grade Ability: 12° Electromagnetic brake system Max Running distance: 15km Dimensions:1084994cm Packaging size:1105256cm. 1x 4 wheels Electric Wheelchair.