Efficient and quiet operation. Easy assembly, all parts fit together. Aluminum alloy frame for durability and stability. Manual brake automatically turns off the motor to save energy and prevent the motor from overheating. Motor: 1OOOW Rear Drive Motor For 26” Rim. Controller: 48v26A Controller With Lcd Cable. Brake Lever: Power-Off Brake Lever. Sensors: 8 Magnetic Assist. Tires: 261.95 Inner And Outer Tubes. Controller Bag: Rectangular Controller Bag. International Buyers – Please Note: a. If you need return, please contact our customer service representative, let us know the detailed problem and send us some pictures for confirmation. If you are dissatisfied for any reason, please do not be quick to leave negative/neutral feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you. Work Time: Monday to Saturday. 26 Electric Bicycle Conversion Kit Rear Wheel 7-Speed Ebike Hub Motor Wheel+LED. If you are dissatisfied for any reason, please donot be quick to leave negative/neutral feedback. Work Time:Monday to Saturday.