Excellent Power: STARRUN electric bikes are equipped with powerful 500W motors,Peak 750W max speed is 25MPH.and can easily take over 15°hills.The 12Ah battery is easy to disassemble and move,and can be easily charged anytime, anywhere. It can travel 45 miles on a single charge(Pedal-assist mode).Silent City Tires: Cruise electric bicycles have 26"X2.4 city silent tires,it can absorb road bumps and have strong grip, preventing bumps and maintaining silence,allowing you to freely shuttle through various complex terrains such as snow,roads,and mountainous sand.Comfortable Riding: High performance front fork suspension and seat suspension absorb most of the road bumps during riding electric bike for adults,providing a smoother and more comfortable riding experience.Safe Cycling: The front and rear brakes of ebikes for adults are hydraulic disc brakes,which can achieve safe progressive braking. Bright headlights and taillights,as well as multiple reflective lenses,allow you to ride safely at night.5 working Modes: Ebike & Pedal-assist mode & Normal bike & Cruise mode & Walking mode. You can choose the electric assist mode according to you needs. Cruise mode can free your right hand for easy riding.Walking mode allows you to easily push the ebike.Intelligent control digital LCD display guarantees you can read statistics easily.Professional Service: 90% pre installation,you can easily install. Electric mountain bikes provide a 12 month warranty (motor,battery,meter). If you have any questions,please tell us,STARRUN professional service team will serve you within 12 hours.Note: Our products have been certified under UL2849 safety standards.The item is UL 2849 certified with a link to the UL Product iQ