1. Solar power charger: prostar - 12.
2. When batteries were completely dead, it would take approx. 12 hours.
3. To fully recharge the batteries under ideal sunny condition.
4. Solar powered and AC electric two way use, changeable.
5. The other specifications same as power wheelchair model TOP-POWER-A1.
1. Max power rating pmax (WP): 55W x 2 = 110W. 2. Min power rating pmin (WP): 3.15W x 2 = 6.30W. 3. Adjustable angle solar module for ideal sunny condition. 4. Physical parameters (included aluminum frame): (1) Length: 130.50cm. (2) Width: 67cm. (3) Depth: 3.80cm. (4) Weight: 30kgs.