1Applicable Motor: The electric bike 35A controller is designed for 36V 48V 1000W 1500W motor. Equipped with 12 Mos tubes, it can withstand a maximum current of 35A. 2Long Lasting: The controller case is made of aluminum alloy with concave design. It is wearproof, and weather proof. It is designed for long term serve. 3Prevent Thermal Overload: Due to the good heat dissipation function of the aluminum controller, it can prevent thermal overload by protecting the internal circuit. 4Easy to Install: This motor controller is perfect for replacing old and damaged parts. Start to use right after installation, it will extend the life of your electric bike. 5Widely Used: For DIY electric bikes, electric cars, electric scooters, folding bikes, etc. Easy to maintain, greatly improves riding fun, suitable for cyclists who like challenges.