BUILT-IN REMOVABLE BATTERY: Ebike for adult comes with a 48V 10.4AH removable battery, offering a range of 35-50 miles per full charge, sufficient for most commutes.The battery is seamlessly integrated into the frame for a sleek appearance and added theft protection. The removable and lockable design makes charging convenient. The electric bike is SGS certified to UL2849 POWERFUL 1000W PEAK MOTOR: Electric bike is equipped with a 500W(Peak 1000W) high-speed brushless motor, reaching a top speed of 20 mph. It delivers strong and smooth power, making it perfect for navigating city streets with ease PREMIUM CONFIGURATION: Adult electric bicycle is designed with intuitive LCD display that shows real-time ride data, including speed, mileage, pedal assist level and battery status. Electric cruiser city bike uses an aluminum alloy frame, dual disc brakes and an adjustable front suspension fork for enhanced braking power and reduced inertia, ensuring a smooth ride over varying terrains. The professional 7-speed transmission system allows for easy gear adjustments STEP THRU FRAME AND ADJUSTABLE SEAT: Electric bike for adult is constructed with a step through frame and adjustable seat that provide convenience and comfort for all riders.The 26"x2.1" tires provide better comfort, stability, and grip compared to standard 1.95" tires, making it suitable for slippery surfaces like mud and sand FIVE WORKING MODES: Throttle Mode: twist the throttle for power. PAS Mode: motor assists as you pedal, with 5 levels of pedal assist to choose from based on your needs. Walking Assist Mode: e-bike travels at 3.7mph for easy uphill pushing. Cruise Control Mode: maintain speed over 6.2mph by holding throttle and long pressing “-” until "P" is displayed. Pedal Mode: use as regular bike for daily exercise. These modes are designed for different riding needs, from effortless cruising to exercise EASY ASSEMBLY& AFTER SALES SERVICE: With a one-year service on the electric motor, battery and the controller, you can use it with peace of mind. The electric bike comes 85% pre-assembled, you can easily finish the installation according to the user manual