big strong power electric motorcycle

Motor power: 250W/350W (brushless)
Roted voltage: 48V
Battery capacity: 12V14Ah
Gross weight:80kg
Tire:10*3.0
Maximum speed: 25-30km/h
Brake style: Front and rear drum brake
Constant driving distance: ≥50km
Product size: 1750*720*1055mm
Maximum Climbing ability: 20°