Length x Width x Height:950x730x1100mm;Total Weight:130kg;Angle of Slope to Climb When Product Launches:30º;Turning Radius:550mm;Max Angle of Slope to Climb When Product Runs on a Short Slope:45º;Height of Obstacle to Span:140mm;Max Load Capacity:160kg;Max speed:2km/h;Max Output Rotate Speed (for Chassis and Dynamo with Level Rack):26.6rpm;Max Mileage:8km;Operation Time:4h;Charging Time:4~6h;Rated Power & Rated voltage rating (for Chassis and Dynamo with Level Rack):750W. 24V;500W. 24V;Charger:24V 5AH;Controller:DC24-750W;DC24-600W. The wheelchair can climb stairs or slopes of degree 45 easily and safely. It can be used by the geriatric, the invalid, and the convalescent patient without nursing. When it is climbing the stairs or slopes, the chair still keeps in aclinic. Besides its stairs and slopes climbing abilities, it also can turn 360 degree without any move in a place while the user is seated.