Feature: 1. The controller is brushless motor controller, can provide stable speed, sensitive control braking and steering. 2. Also a sine wave controller, which can work smoothly and quietly. 3. The controller housing is made of aluminum alloy, which can protect the internal circuit. 4. The controller housing also has good heat dissipation to avoid thermal overload. 5. A good motor conversion kit for electric tricycle, rickshaw, electric bicycle and so on. Specification: Condition: 100% Brand New Item Type: Motor Conversion Kit Material: Aluminum Alloy + Plastic Color: As Pictures Shown Controller Box Size: Approx. 20.3x8x4 cm/ 8.0x3.1x1.6 in Controller Parameter: Power: 800W Voltage: DC48V Currents: 30A±1 Brake: Low Level Motor Parameter: Nomimal Voltage: 48VDC Output Power: 800W Rated Speed: 450r/min Rated Current: 13.5A Package List: 1 x Motor1 x Controller 1 Pair Handlebar Throtte 1 x Chain 1 x Tooth 1 x Power Line 1 x Instrument Headlight 2 x Keys 2 x Clamps 1 x Wiring Pillar 2 x Screws 5 x Nuts Note: 1. The kit does not contain a battery, battery charger or battery case.2. The color of the accessory light is shipped randomly, and make sure you will not mind before ordering