GT300：
26" Adult Electric Bike, 21 Speed electric Mountain Bicycle with 36V 13Ah/10Ah Lithium Battery, 250W Motor & 25km/h max speed. up to 80-100km Range E-bike for Urban Commuter

250W MOTOR：GT900 Electric bicycle equipped with 250W hub motor reaching a max speed of 15.5 mph. Provides strong and reliable power for your rides, Easily climb a 20° slope. The ebike only weight 58 lbs. Sturdy triangular high-carbon steel frame, hideen battery, and elegant look design, make it perfect for riders looking for a stylish yet practical electric bicycle that’s easy to handle and great for everyday use.