motＯrpower: 200w brushless lithium battery: 36v/8,10ah wheel size: 20‘‘ speed: 25km/h load capacity:75kg run distance per charge:40-56km recharge times: ≥500 times shimano 6 speed charge duration: 6-8h product size:165×53.5×107cm net weight 22kg/gross weight 23kg material aluminium with 1:1 pedal assistance system carton size:136×28×65cm