Arkveld is the ark on land. We are committed to being the wind-chasing pioneers of the wilderness and becoming fearless climbers. The ultimate performance will offer you an unparalleled experience. 【3000W Brushless Hub Motor】Electric mountain bike with 3000W brushless hub motor offer enhanced climbing ability, reaching speeds of up to 40 PMH in pure electric mode, effortlessly conquering gradients of up to 35 degrees. The 7-speed gear system caters to all your riding and training needs 【 90 Mile Long Range】Electric Bike for adults with 1536Wh 32 Ah Battery Max 40MPH and Achieve up to 45 miles per charge in electric-only mode and an impressive 90 miles in pedal-assist mode. The detachable 32AH upgraded battery (UL 2849 certified) charges in just 6-7 hours,1500WH high-capacity lithium battery is your reliable companion for long journeys 【Full Front suspension and hydraulic Dual Brakes】electric dirt bike Smooth ride with 5-level suspension dual disc brakes. Strong front fork shock absorbers, seat shock absorber, and puncture-resistant 25Inches fat tires. Reliable braking on steep slopes rugged terrain with front disc brakes, rear hydraulic shock absorber. Hydraulic dual brakes reduce braking distance by 50% even in wet conditions 【High-carbon steel body and 25inch super-robust off-road tires】electric bike for adults fat tire with strong high-carbon steel body provides sufficient weight support and can withstand various impacts. The 25inch all-terrain off-road large tires enable you to easily grip various slopes of the road, and even on roads covered with gravel and stones, it feels as smooth as walking on flat ground. The stable handlebar makes your cycling very easy. 【Easy lnstallation Video instruction】Electric bike is almost 90% assembled and comes with video instructions and tools. E-bike is covered by a 12-month After-sale Service. if you need any help, Please reach out to us, and our electric bike expert customer support team will assist you.