2 IN 1 Detachable Power Controller: The red light phototherapy belt includes a 4000 mAh magnetic power bank that is seamlessly integrated with the functional controller. The cordless design allows for easy detachment for setup or charging. Red & Infrared Light Device: Featuring 192pcs 660nm red lights and 96pcs 850nm near-infrared lights this red light therap device delivers a powerful max intensity of 80 mW/cm²@1inch. LED Light Therap Modes: (Only Red Lights/ Only Infrared Lights/ Combined Red & Infrared Lights) this infrared light therap device offers versatile experience options. LED Light Pulse Mode: The option to choose between pulse or steady light mode The pulse mode with a 10HZ pulse rate enhances skin penetration for stronger muscle and joint relax. Five Light Intensity: This red light therap device features 5 levels of light intensity (H1: 40% H2: 60% H3: 70% H4: 90% H5: 100%). You can choose the light strength according to your situation. DGYAO Red Light Therap for Body: It can be used on the back waist hips knees shoulders and more.