－Folding Size: 29.5"×13.4"×25.9", Unfolding Size: 33.4"×24.5"×33.9", Weight with Batteries:58.7 lbs., Load Capacity: 254 lbs., Material: Aluminum Alloy －Lithium Battery Type: 24V-5AH x 2 =120WH x 2. Operating temperature: -5°C (23°F) to 40°C (104°F). Regular charging time: 5 hours. Over-discharge charging time: 10-12 hours －Brushless Motor type: 24V×180W. Powerful to climb up to a 12°slope. Efficient, Stable, Low Noise, Long service life －360°Joystick can be mounted on the right or left armrest and can be removed if needed －The backrest and footrest are adjustable. Both armrests flip up, which makes it easy to get on and off the chair from the side