Features: Pain Relief: Red light and infrared therapy belt can help reduce inflammation and provide effective pain relief for back pain, arthritis, and muscle soreness, etc. Improves Circulation: Infrared therapy belt can improve blood circulation, promote skin metabolism, enhance collagen hyperplasia, which can help with healing and recovery. 2 Working Modes: Short press the power button to enter into constant lighting mode with indicator light showing green. Long press to enter pulse mode and indicator light shows blue. Easy to Use: Infrared therapy belts are easy to use and can be worn while doing other activities like working, exercising, or relaxing, very convenient. Portable: Red light and infrared health belt is portable and can be taken anywhere, making them a convenient option for people who travel frequently. Versatile: Infrared therapy belts can be used for various parts of the body such as the back, neck, shoulders, and knees, safe and no harmful side effects. Two Power Supply Modes: Mobile power source supply and power adapter meet various scenarios. 100V-240V~50/60Hz wide voltage, suitable for most countries in the world. Note: You can use it twice a day, about 20 minutes each time. Specifications: LED Light Wave: 660nm/850nm Power: 24W +/-2W Input Voltage: AC100V~240V, 50/60Hz Working Voltage/Current: DC12V/2A Main Item Size: Approx. L360mm*W210mm*H8mm/14.17*8.26*0.31in Main Item Weight: Approx. 133g/4.69oz Package Size: 30.0*19.5*6.5cm/11.81*7.67*2.56in Package Weight: 578g/20.38oz Package List: 1 * Large Therapy Pad 1 * Wearable Wrap 1 * USB Cable 1 * US Power Adapter