1)Motor power:150W side motor x 2 2)Battery:36V/7AH 3)Charger:110V/60Hz (UL or CE ) 4)Charging time:6~8 hours 5)Life of storage battery:above 300 cycles 6)Rated speed:19.31km /12 MPH 7)Single running distance:19.31km /12 miles 8)Brake Brake-drum Front wheel: 16 f?air tire Rear wheel: 8f?airless tire (2 wheel) 9)Max. speed 16.89km / 10.5MPH 10)Single running distance 19.31km / 12miles 11)Max capacity:100 KG /220lbs 12)N.W:32 KG /70lbs G.w:36.6 KG / 80.5lbs 13)Product size:113cm x 59cm x 111cm ~ 120.7cm 14)CTN size:83cm x 630cm x 370cm 15)40HQ:360 sets