Features:1) Motor power:300w2) Rated voltage: 24v3) Battery: 12v/12Ah*24) Starting way of intelligent controller:by pedaling 2 circle5) Max speed:20km/h6) Max range on one charge:75-80km7) Slope of climbing:15?Charging time:4-6h8) Net weight:22kg9) Gross weight:24kg10) Carton size:690*650*310mm11) Packing quantity for container: 244pcs 20container; 428pcs 40container;