Product Details HIGH QUALITY MATERIAL The aluminum shell for motor controller with groove design ensures good heat dissipation and high temperature resistance ability, which provides better protection for inner circuit. Full cast aluminum shell, strong heat dissipation, dustproof and waterproof, high stability. CONVENIENT TO SWIFT The controller allows steady and sensitive speed control of braking and direction changes. Superior controller, it has high-efficiency, low power consumption and long service life. KEEP LONG SERVICE TIME The wires and interfaces for the controller have good contact, and ensure low malfunction for long time use. Simple and clear wiring harness connection, which has more beautiful appearance. BEST ACCESSORY The motor controller is a perfect accessory for electric bike and scooter, bringing you a more comfortable riding experience.60V-72V universal, and it can support two voltages at the same time. WIDE RANGE OF APPLICATIONS The brushless controller is applicable to high-power vehicles, such as two-wheel electric motorcycles, three-wheel electro car etc. Controller Box Size: Approx. 18 x 10 x 4cm/7.1 x 3.9 x 1.6in,Application: 48V-64V universal, Power: 1000W.