Item Type: Fan Speed ControllerMaterial: Plastic shellModel: HR-15AVoltage: 120V/60HzSpeed Adjustment Range: 50-10000 (rpm)Display Mode: Pointer typeMaximum Input Current: 15AmpMaximum Input Power: 1500WUL Certified American Plug Cord: Approx. 2meter / 6.6ft 1The service life and adjustment range of the product depend on the equipment used 2This speed controller is easy to operate and convenient to carry, very practical 3Electronically control the working speed, flux rate and adjust the brightness of the equipment used 4Electronic stepless speed regulator with 120V voltage, suitable for lights, fans, electric tools, massagers, pumps, etc. 5Plastic shell, waterproof and light weight, pointer display is easy to adjust the speed 1 x Fan Speed Controller 1 x User Manual