It has 36ah batteries that have been tested and passed. Solid puncture proof tyres have good tread. Seat width - 41, 43, 46, 48, 51 cm (Adjustable from 41 to 51 cm)Seat Height - 45 cm / 47 cmSeat Depth - 41, 43, 46, 48, 51 cm (Adjustable from 41 to 51 cm)Backrest Height - Adj. 46, 48 and 51 cm (sling) 57 cm Comfort backrestArmrest Height - Adj. from 22 to 31 cmOverall Width - 63 cmSpeed - 4mphBattery Size - 36 AhMax.
