<b>Return policy:</b><br>Purchased but not shipped or not processed with our fulfillment center：100% Full Refund<br>Return within 7 days after receipt of the bike:<br>Please contact us by email in advance<br>Please give a good reason for return and qualify for return<br>bike can not be returned after 7 days of receipt<br>Please keep the original packaging, the bike and the bike's outer packaging are not damaged, and can not affect the second sale of the bike<br>Complete accessories and no smell (including bikes, including power cords, chargers, pedals, manuals, warranty cards, etc.)<br>The box must be sealed and not open.<br>Customer pays for the shipping cost of the order (this is withheld from refund)<br>Customer pays the shipping cost for the return (this is withheld from refund) <br>Reminder: Since the electric bike is required to change some parts before the factory production batch or upgrade, the company will not make another description. The quality of the parts that the company guarantees to change will not be reduced. We will only choose the same quality or higher quality accessories. The difference in accessories can not be used as a reason for return, please know<br><b>E-bike Specifications</b><br>Battery:48V / 14AH Samsung lithium battery cells<br>Motor:500W ECO rear-wheel drive motor<br>Maximum speed:Up to 30MPH<br>Charging time:5H <br>Mileage:40-45mi(Electric) / 50-55mi(PAS)<br>Display:Yolin smart LCD display<br>Headlights:5W headlight<br>Tail light:Reflctor<br>Flywheel:Shimano 9-speed flywheel<br>Frame:All-aluminum alloy frame<br>brake:Hydraulic brake<br>Tires:26Inch<br>Product Weight:52.47lbs<br>Package Size:61.42*33.07*10.63Inch <br>Package Weight:68.34lbs<br><br>If you have any questions, please contact us.24 hour online customer service.