Sine wave controller: 26A sine wave controller is compatible with Hall and Hall free brushless motors, and is suitable for 500W-800W electric bicycles and scooters [WATERPROOF]Made of Plastic material, light, strong and , fine workmanship, with excellent toughness and performance, to provide better for the internal circuit, more Display: LCD SV889 intelligent display, compatible with 24V/36V/48V voltage, can adjust the corresponding voltage in P03 parameters of the display, fully functional, speed display, remaining battery display, subtotal mileage, total mileage; Wheel size and assist gear can be set according to needs [MAIN APPLICATION]Motor brushless controller suitable for DIY electric bicycle, electric bike, electric scooter, easy to maintain. Product Application: 24V 500W 24V 750W 36V 500W 36V 750W 48V 500W 48V 750W with Hall or No Hall Brushless Motor [SELF LEARNING FUNCTION]The controller is a sine three mode controller, matched with hall or no hall brushless motor, with self learning function. rushless Controller Kit greatly enhances riding pleasure, and is suitable for cyclists who like a challenge, and beginners. Color: Black Material: Plastic+Metal Package Contents: 1 x E-Bike Controller 1 x Display Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.