In US warehouse, Fast Delivery, usually 7~10 days . Please contact seller to check whether the SKU is still available before you place order . Wheel Size : 26×4.0 inch Fat Tire Front Motor: 48V 1000W Brushless Geared Hub Motor Rear Motor: 48V 1000W Brushless Geared Hub Motor Max Speed : aroung 55km/h Battery: 48V 23AH Lithium Battery Fully Electric Mode Range: around 45km Pedal Assist Mode Range: around 90km Brake: Hydraulic Disc Brake with power cut-off feature Drivetrain : Shimano 21-Speed Display: Multifunctional Smart LCD Display Throttle: Twist throttle on Right side of Handlebar Headlight: LED Headlight powered by battery