Power:lithium battery Battery:12V/10AH?PCS Input voltage(V):110---220V Output voltage(V):36 Charge period(Hrs): 6-8Hrs Motor alteration:DC bush motor Motor power alteration(W):250W Frame :aluminium frame Rated voltage(V):DC36V Protection voltage(V):29.5?.5V Over current:11?A Climbing capacity:>6? Brake device(front/rear):hand hub/hand hub Max speed :25kmph Range:40km Wheel size:20" Rated loadage:75KGS Package: paper box Color :optional