Description: Make hills, longer commutes, and weekend routes feel more manageable with the Heybike Mars 3.0 electric bike for adults. The 750W rated rear-hub motor delivers responsive acceleration up to 28 MPH, helping riders merge into daily traffic, start confidently, and maintain momentum on changing terrain. A removable 48V 13Ah lithium-ion battery supports up to 65 miles under suitable pedal-assist conditions, reducing charging stops for daily commuting, errands, campground travel, and mixed-surface weekend rides. The folding frame also makes storage more convenient at home or inside a suitable vehicle. Wide 20 x 4.0 in fat tires, full suspension, and hydraulic disc brakes combine traction, bump absorption, and dependable stopping control. The 8-speed drivetrain, TFT display, NFC start, app control, turn signals, rear rack, fenders, throttle, and pedal assist let riders tailor assistance, check ride information, and handle everyday utility with less hassle. This long-range fat tire ebike is UL 2849 certified and supports up to 440 lb. Specifications: Model: Heybike Mars 3.0 Rated Motor Power: 750W Maximum Speed: Up to 28 MPH Electric Bicycle Class: Class 3 Battery: 48V 13Ah removable lithium-ion battery (624Wh) Maximum Travel Distance: Up to 65 miles under suitable pedal-assist conditions Charging Time: 5-7 hours Tires: 20 x 4.0 in Suspension: Full suspension Brakes: Hydraulic disc brakes Drivetrain: 8-speed Frame Material: Aluminum Maximum Load: 440 lb Bike Weight: 70 lb Assembled Size: 66.9 L x 25.6 W x 52 H in Recommended Rider Age: 16 years and older Safety Certification: UL 2849 Water Resistance: IPX5 water-resistant; not waterproof Display: LCD Display with Speedometer/TFT Display & NFC Start-Up Package Content: 1Electric Bike 148V 13Ah Removable Battery 1Battery Charger 1User Manual Important Notes: 1-Maximum speed and range vary with rider and cargo weight, terrain, weather, temperature, riding mode, tire pressure, and maintenance. 2-IPX5 water resistance does not mean waterproof. Avoid heavy rain, deep water, and submersion. 3-Complete assembly and inspect the brakes, tires, steering, fasteners, battery lock, drivetrain, and lights before riding. Follow local e-bike laws and wear appropriate protective equipment.