Feature: 1. Reliable Working: The display adopts premium ABS material, which is lightweight, sturdy, and durable, with fine workmanship, good toughness and waterproof performance, providing better protection for internal circuits, making it more durable. 2. Stable Operation: The controller casing is made of great metal with grooved design, which can protecting internal circuits and avoid thermal overload due to its excellent heat dissipation function. 3. With 3 Modes: When the Hall motor is normal, it will automatically operate in the sine wave mode. When one of the Hall motor is damaged, it will automatically identify and repair it. When the Hall motor is damaged, it will switch to the no Hall mode to operate. When the Hall motor is normal, it will remember the phase sequence. When the Hall motor is damaged, there will be no error. 4. Wide Application: The 3 mode controller kit is suitable for 500Wmotors. Mainly used for DIY electric bikes, electric vehicles, electric scooters, folding cars, etc. It is easy to maintain. The modification of bikes greatly improves the fun of riding, and is suitable for cyclists who like challenges. 5. Quick to Install: Comes with a compact size and a light weight as well, the controller accessory enables convenient installation that can be finished in minutes. Specification: Item Type: Brushless Motor Controller Material ABS, Aluminum Alloy Voltage: 36V, 48, 60V Power: 500W Current Limit: 28A Low Voltage: 30, 42, 53V. Package List: 1 x Display1 x Controller1 x User Manual