New ENGWE M1 and m20 EU-Standard 65Nm Torque Dual Passenger Motorcycle-styled E-bike Specs Material： 6061 Aluminum Alloy Motor： 750W Brushless Motor Torque: 55 N.m Tires: 20 x 4.0 Fat Tires 13Ah Battery Version: 48V13Ah Lithium-Ion Battery *1 26Ah Batteries Version: 48V 13Ah Lithium-Ion Battery *2 Max Speed: 28MPH (The actual speed will vary due to rider weight and road conditions) Max Mileage: Max range of two-battery version ：44 Miles at throttle-only operation and 150 Miles at PAS mode 1 Charging Time: About 5H Maximum Climbing degree: 10° Brake: 160 mm Front & Rear Disc Machine Brake Transmission System: Shimano 7 Gears Display: LCD Display Bike Weight: 76.72 lbs (34.8 kg) 13Ah Battery Version Gross Weight: 94.13 lbs (42.7 kg) 26Ah Battery Version Gross Weight: 104.05 lbs (45.9 kg) Maximum Load: 264.5 lbs (120 kg) Rider Heights: 5.2~6.2ft(160-190 cm