Features1Applicable 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 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.SpecificationItem Type: Electric Bike Motor Controller Material: Aluminum alloyWeight: Approx. 584g/20.60ozSize: 170x83x42mm/6.69x3.27x1.65inRated Voltage: DC36V 48VRated Current: 17ALow Voltage Protection: DC30 40 0.5VMaximum Current: 35 2ASpeed Setting: 1-4.2VBrake Input: Low levelMos Tube: 12 tubesController Type: Square wave controllerPackage List1 x Controller1 xWiring Diagram