48V-72V Electric Bike Sine Wave Split Intelligent Motor Speed Controller 1500W Perfect replacement for the old or damaged one. Suitable for electric bicycle Powerful start, climbing power and small motor noise. and high quality Made of high quality material, durable and practical to use Name:Electric Bike sine wave controller Type: Controller Voltage: 48V/60V/72V Undervoltage: 42V/52V/62V Power: 1500W Current: 50A Size: about 17.8x9x4.9cm Type: Controller Feature 1: sine wave controller Feature 2: 72v hub motor Feature 3: ebike controller Feature 4: 60v controller Feature 5: 3000w controller Feature 6: controller 72v 3000w Feature 7: 60v 50a controller Colour:black Material:Plastic + Metal Package Contents: 1set x controller + wiring harness 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.