Equipped with Powerful 2*750W Super Motor Delivering 90 Nm of torque within just 2 seconds in the 3-speed setting. The motor, designed with a sine wave structure, allows you to effortlessly control your riding speed across gears 1 to 5, providing a customizable and intuitive riding experience. LG/Samsung 52V21Ah Battery Utilizing the newly developed 18650 battery cells from Samsung SDI, each lithium-ion single cell measures 18mm in diameter and 65mm in length, combining to form a 52V 21Ah configuration. Tifgalop Bike incorporates a quick-detachable sealed design achieving an IPX-6 waterproof rating. The battery is removable for charging and holds UL 2271 international certification. Hydraulic disc brake Regardless of the weather, the sensitive brake system with the l60mm disc rotors on the front and rear of the vehicle can deliver enough stopping power over a short distance Puncture-Resistant Tires The high-quality fat tires provide extra protection against punctures from thorns,glass, and other small materials.Suitable for snow, grass, mud, gravel roads. Full Suspension It offers a different riding experience and absorbs the majority of jarring bumps and shocks when riding thanks to its front fork and rear suspension systems Specs Motor:2*750W Rear Hub Motor Sensors:Pedal Sensor Battery:21Ah 52V Samsung\/LG Battery 3 Levels of Pedal Assist Modes:Eco, Tour, Sport Top Speed:60KM/H Range:40-80KM Battery Charging Time:6 - 8 hours Bike's Weight:45KG Package Weight:52.5KG Package Size:170*30*83CM Max Load:150KG Climbing Ability:40° slope