Feature: 1. Enhanced screw design, which makes it durable, sturdy and has a long service life. 2. Aluminum alloy shell, fixed with waterproof thermal conductive glue, good waterproof and heat dissipation effect. 3. Suitable for electric bicycles and electric scooters, good motor controller replacement. 4. Suitable for DC brushless motors, wires and interfaces are durable, and ensure for long time use. 5. It can provide steady speed and sensitive control of braking and direction changes. Specification: Item Type: DC Motor Controller Material: Aluminum Alloy Color: As Picture Shown Weight: Approx. 196.0g/6.9oz Undervoltage: 29V Phase Angle: 120 Degrees Current: 13A±1A Brake: EBS Wheel Diameter: 8in Package List: 1 x DC Motor Controller