Engine X technical specification

Frame：6061 Aluminum Alloy 
Motor：250W Brushless Motor 
Torque: 55 N.m 
Battery: 48V | 13Ah Removable Internal Lithium-ion 
Tyres: 20" x 4." fat tyres 
Max Speed: 25 km/h (The actual speed will vary due to rider weight and road conditions) 
Range: up to  120 km (PAS Mode) 
Charging Time: about 6.5hr 
Maximum Climbing degree: 10° 
Brakes: 160mm front & rear disc mechanical brakes 
Transmission System: SHIMANO 7 Gears 
Display: LCD Display 
Bike Weight: 31.7kg (69.8lbs) 
Gross Weight: 38 kg (83.77lbs)