Description: Type: folding bike Gears: 7 Speed Wheel Size: 20" Frame Material: Aluminum Alloy Feature: Foldable, Shock Absorption, Disc Brakes, fat tires, Removable Battery, rear rack, Adjustable Seat Power Source: Lithium Battery Braking System: Hydraulic Disc Brake Battery: 48v 20ah Range per Power: > 60 km Motor position: Rear Hub Motor Battery Position: Down Tube Motor Power: 1500 W Max Speed: ≤25km/h Voltage: 48 V Charging Time: 3-5H Tire Type: fat tire Torque: 60-85 Nm motor: Brushless Style: Standard, fat tire Tire Width: 20*4" Battery Capacity: 20ah Battery Capacity: 20Ah Power Supply: Lithium Battery Place of Origin: Guangdong, China Brand Name: Vakole Model Number: CO20 MAX Watt-Hour: 960Wh Selling Units: Single item Location: hong kong