Features: Experience powerful performances with our 48-72V 2000W Brushless Speed Motor Controller, to deliver stable speed and sensitive control for electric bicycles and scooters. Crafted from high quality aluminum, this motor controller features a grooves design for excellent heat dissipation, protecting internal circuits. For electric vehicle manufacturers, DIY enthusiasts, and repair professionals seek reliable and efficient motor controllers for upgrades or replacements. Perfect for use in various electric vehicles, this controller supports demands, ensuring smooth and comfortable ride in streets and terrains. Enhances your electric vehicle's efficiency and longevity with this controller, featuring intelligent protections mechanisms like overcurrent, overvoltage safeguards. Specifications: Material: Aluminum Working Voltages: 48-72V Rating Power: 2000W Size: About. 21.3x10.4cm/8.39x4.09in Package Includes: 1 Set Motor Controller note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.