Electric Bike Hub Motor Replacement 48V 2000W High Power Gearless Brushless 190mm 65km/h Waterproof Bike Rear Wheel Hub Motor for Conversion 1SUPER POWER, HIGH SPEED: The hub motor has a rated voltage of 48V, rated power of 2000W, and rated speed of about 65km/h. It can provide you with super riding power, easily convert your bike into an electric bike. 2MULTIPLE RIDING MODES: With 3 built in riding modes, you can easily switch between meters and pedals. In ride mode, you can control the speed with your foot power. In Boost mode, it provides 0%50% output, smart power and pedalling force. In pure electric mode, power is turned on without having to press a knob. A variety of modes to meet your different needs, make your ride more exciting! 3EASY TO INSTALL: It is easy to install and can be applied to electric bikes, motorbikes and mountain bikes. Suitable for installation on bikes with a 190mm opening in the rear wheelbase. 4EFFICIENT, DURABLE AND WATERPROOF: Made of aluminium alloy with IP65 waterproof rating. It has been finely machined to effectively strengthen the rim edge, making it lightweight and superior. Lightweight and superior. It has superb load carrying capacity and comfort, superior to other types of motors. 5ENHANCED RIDING FUN: After installation, you can ride your bike faster and easier on the road or in the mountains. And the high efficiency of this motor can greatly improve the fun of riding, suitable for cyclists who like challenges.