Features 1、Aluminum alloy powerful controller requires 48V voltage, built to get high accuracy and high reliability. 2、Includes super power brushless gearless hub motor, can be easily mounted on the rear wheel place. 3、Nylon tire+alloy rim+stainless steel spoke, all adopts high quality material, wear‑resistance and corrosion‑resistance, sturdy to use. 4、Twist throttle has power‑cut off function, brake Levers cut off the power supply to the motor safely. 5、Crank speed sensor for pedal assist, LCD display shows battery level and pedal assistance settings. 6、This electric bicycle conversion kit is manufactured to international standards, complete suite for better performance. Specifications: Item Type: Electric Bicycle Conversion Kit Material: Nylon Tire+Alloy Rim+Stainless Steel Spoke 26in FatTire without Nylon Tire Installation Position: Rear Wheel How to Use: 1:1 Pedal Assistance system Removing the the pedal crank arm and gasket(right or left). Place the gasket into the axle and secure it in position using gasket (your bike's own) or superglue. Pay attention to the direction of arrows. The brake lever is only intended for cutting off motor power supply. You need to connect your brake lines to the brake lever to get a better braking effect. Ensure the iron buckle is closed. Wheel Installation Installation of the tube motor is the same as that of the hub motor. Please remove the front wheel or rear wheel on your bicycle with a wrench in advance. 1. Confirm the rotation direction of the wheel and install the wheel into your bike frame. Push down the wheel to make sure that the wheel axle is locked tightly into frame, 2. Tighten the bolts and make sure it is very tight. This is for safety reasons and this is a very crucial step to build a good Electric Bike. The torsion of the motor is very powerful, which is why you must make sure the bolts are tight enough to handle it. 3. Install the plastic back to the wheel axle. Twist Throttle and Brake Remove the original handlebar grips and brake lever on your bicycle before you carry out the installation for the throttle. 1. Side the brake lever to the handle of your bicycle. 2. Secure the brake lever with a L wrench. 3. Slide the throttle to the handle ofyour bicycle and the secureit with a L wrench 4. Connect the bike brake line to the new brake lever s iron bucle.After that, make sure the iron buckle is closed. The throttle is installed on the right side of the bike, using 3 mm wrench tightened. Package List 1 x Motor Wheel 1 x Control Box 1 x Meter 1 x Bike Frame Bag 1 x Throttle Handle 1 x Handle Cover 1 x Braking System 2 x Junction Box 1 x Line Pipe 3 x Installation Wiring Harness 1 x Gear Disc 1 x Manual