✅Certified Safety and Quality: Vivi F26FUL is SGS certified to UL2849 (Certificate Number: SGSNA/24/SZ/00108). ✅Powerful 1000W Peak Motor: Vivi F26FUL is equipped with a high speed rated 500W motor(1000W peak) that can reach a top speed of 25 mph, making it perfect for mountain or trail riding. ✅48V 13AH High-Capacity Battery: With its 48V 13AH high-capacity battery, the F26FUL can last up to 60 miles on a single charge. The removable battery makes charging more convenient, whether at home or in the office. It is also waterproof with an IP65 rating ✅All-Terrain Fat Tires Electric Bike: Featuring 4-inch wide puncture-resistant fat tires and dual suspension, the Vivi F26FUL can handle almost any terrain: from downtown streets and rocky roads to sandy beaches, snowy suburbs, and even urban jungles. ✅Advanced Configuration: Customize your ride with a 7-speed gear system. The dual disc brakes provide reliable all-weather braking power, and the high-strength carbon steel shock-absorbing front fork effectively reduces bumps for a smoother ride.