Feature: 1. Use single chip as the main control chip to control and protect the electric motor and battery of the electric vehicle.2. With undervoltage/overcurrent/stall and other protection, ensures the use and safety of electric bicycles. 3. It is suitable for electric bicycles, electric tricycles, electric scooters, which has a wide range of applications. 4. Easy to install, no complicated tools required, bring much convenience for you. 5. Adopt high‑quality aluminum and plastic material, sturdy, anti‑corrsion and durable. Specification: Condition: 100% Brand New Package List: 1 x Controller 1 x Throttle Grip |