48V 12.8Ah 18650 Lithium Battery 48V12.8Ah power supply 18650 lithium battery pack, built-in frame design IP54 waterproof level, double protection, strong output, always stable. Pure electric can reach 45KM, assisted riding can reach 110KM, providing sufficient power output for riding and free riding. 500W High Speed Brushless Motor The 48V500w high-speed brushless motor is light in weight. Its internal use of star gear design can amplify torque and improve energy efficiency conversion rate. This is reflected in reducing energy consumption and silent energy consumption while increasing cruising range, improving speed performance and climbing performance.Fast power output. Folding Electric City Bike The G660's foldable, clean-looking frame adds to its strengths. Commuters can fold it up and stow it in the trunk of their car or on public transportation, enjoying the G660's unparalleled flexibility. 20*1.95 inch Wheel Adopting a double oil spring shock absorber front fork, it provides riders with a stronger comfortable experience during bumpy riding. The 20 inch large wheel diameter has potholes and dirt roads, making it easy to pass through speed bumps.The tire width reaches 6 centimeters, providing anti slip and shock resistance, with a larger span. Smart Waterproof Display Waterproof HD LCD screen. The front probe type waterproof high-definition LCD screen allows you to view all the bicycle information at a glance, including accurate power display,speed, mileage, battery capacity and gear. Shock Absorber Reduced cushioning reduces ride bumps. The g660 is equipped with shock absorbers that help reduce bumps on the road and allow you to ride more comfortably. And it can withstand high-strength weight, up to 330lbs. Shimano 7-Speed Optional imported Shimano 7-level transmission system, customized aluminum alloy crank 52T chaining, after the classic matching of the front 1 and the rear 7 gears, the sis positioning is durable. Specifications Brand:LANKELEISI Model:G660 Type:Electric Folding Bike Motor:500W Battery:48V 12.8AH Lithium battery Motor Torque:45 Nm Climbing Ability:30° Top Speed:35KM/H Charger:48v 3a charger Charging Time:4-5Hours Tire:20 Inch Integrated Wheel Load:150KG Range:Electric mode 45 km/auxiliary mode 110 km Frame Material:Aluminum Alloy Brake Style:Hydraulic Disc Brakes Item Weight:24KG Lithium Battery Energy Content:48V 12.8AH Lithium battery Water Proof Grade:IP54 Suitable Height:160 - 190cm Package Contents 1 x Electric Bike 1 x Rear luggage rack 1 x Mudguard 1 x Allen wrench tool 1 x Locks 1 x Air pump