TotGuard Electric Bike, 27.5" Electric Bike for Adults 500W Ebike 21.6MPH Adult Electric Bicycles Electric Mountain Bike,48V 10Ah Removable Lithium Battery,Shimano 21S Gears,Lockable Suspension Fork - Shenzhen Chirrey Technology Co., Ltd

• STRONG POWER: 500W Powerful e bikes for adults electric with built-in 48V 10Ah rechargeable Lithium-Ion battery(about 5h charging time), IP54 waterproof, top speed of 21.6mph. INGENIOUS DESIGN: Larger 27.5" tires for riding with less effort. lockable aluminum suspension fork for less bumpy on rough roads. Front and rear reflectors, LED Headlights and dual disc brakes for safe riding. Aluminum alloy material for better durability. Sports style, streamlined matte surface, and Simple decal style built an amazing look of these adult electric bicycles. SHIMANO 21-SPEED GEARS: Front Derailleur Shimano Tourney 3-Speed + Rear Derailleur Shimano Tourney 7-Speed. With the right gear, you can conquer any terrain with efficiency. INTUITIVE LCD DISPLAY: This ABS LCD display shows battery, 3 assist levels, mileage, voltage, speed, and using time, allowing you to read your statistics with ease. 3 WORKING MODES: Pure electric mode, pedal-assist mode, normal bike mode. You can remove the battery to have a standard mountain bike that weighs less.