1. High-Performance Ebike Controller: Upgrade your mountain bike with our powerful 48V 52V 60V 72V 3000w-5000W 100A square wave controller. Designed for single-mode operation, this controller is perfect for enthusiasts looking to enhance their bike's performance. 2. Efficient Power Management: Experience improved efficiency with a controller that optimizes power use, ensuring your bike performs at its best. 3. Square Wave Can Reduce The Power Consumption Of Products And Reduce Electricity Consumption By Reasonably Adjusting Parameters Such AS Voltage, Current, Frequency And So On. 4. Thickened Material, Aluminum Material Is Conducive To Good Heat Dissipation Of The Controller And Ensures Normal Driving Of The Vehicle. 5. High-Quality Materials, Excellent Quality, Ergonomic External Buttons, Comfortable Operation Type: 100A 3-Mode Sine Wave Controller Rated Voltage: 48V-72V Color: Black Material: Aluminum Alloy Package Contents: 1 * Controller 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.