One Year Warranty, Free Replacement Of Spare Parts. Shipping from POLAND . Order processing time: 2 days. Delivery time : (in stock) 3~5 working days. Free shipping, no vat. 【Powerful Dual Motors】: The single motor 48V of this adult electric bicycle can reach a peak power of 2000W, and the dual motors can reach an amazing 4000W peak power, which can provide unparalleled power and traction on various terrains, and easily conquer 40° steep slopes. It is a perfect choice for daily commuting and off-road enthusiasts. 【High-performance battery】: The bicycle is equipped with a high-capacity removable 48V 23AH battery. Depending on the riding mode, load and terrain, the range in dual-motor mode can reach about 45 kilometers, the range in single-motor mode can reach about 55 kilometers, and the range in power-assisted mode can reach about 75 kilometers. 【Large 26’’ Sturdy Fat Tires】: This ebikes for adults 4’’ wide puncture resistant fat tires conquer any terrain. You can easily pass over beach, snow, gravel, rain, dirt, sand and even ice. Unleash the thrill of conquering diverse terrains, from rugged mountain trails to challenging off-road paths for the ultimate e-bike adventure. 【5 Modes Conquer Any Terrain】: Including pedal assist mode, throttle mode, normal bike mode, cruise control mode, and walking mode. Elevate your off-road adventures with our mountain bike. Unleash the thrill of conquering diverse terrains, from rugged mountain trails to challenging off-road paths. Multiple modes are suitable for different road conditions, making your riding journey more fun. 【Sturdy Frame & Superior Construction】: This e bikes for adults electric is made of lightweight aluminum alloy frame, high-strength front suspension fork, front and rear disc brake design. In the meantime, the oversized cushioned seat provides ample support, while the ergonomic handlebars promote a natural and relaxed riding posture. Whether commuting or embarking on a leisurely ride, comfort and safety is guaranteed for extended journeys. 【24 Hour Customer Service】: This electric bicycle is 85% pre installed, and you only need to manually install some simple accessories. We provide professional warranty services for each electric bicycle. Please feel free to contact us at any time. Note: Do not leave the battery idle for a long time, as that can shorten battery life. The max mileage range and top speed change depends rider weight and road condition. Please keep the original box for a while in case you want return the bike.