Hiland Adult 27.5" Aluminum Electric Mountain Bike 350W Motor Shimano 7-Speed Ebike is a perfect electric bike, the light and strong frame with the most professional accessories make it become the best "companion" for city streets, town roads, mountain roads and sandy terrains. Whether commuting, exercising or exploring the wild, this ebike is the best choice for you. Equipped with 27.5*2.10 inch tyres to ensure a smoother, stronger and faster ride. Equipped with a high-speed rear hub motor with 350W of power, it can reach a top speed of 20MPH and has an IPX6 waterproof rating. Meanwhile, the fully internal battery and triangular frame design protect the battery and make the frame more simple and smooth, providing a more stable and safe riding experience.