Features： 1、650nm Light Beam: It helps cellular energy metabolism and blood circulation. It also promotes cell regeneration and repair, accelerating wound healing for skin injuries like burns. 2、Enhanced Skin Quality: It promotes collagen production, improving skin elasticity and radiance while reducing wrinkles and pigmentation. Using this device can contribute to enhancing overall skin quality and appearance. 3、Reducing Pain: It can deeply penetrate the skin, directly targeting the pain points for more effective reducing pain. Harness the power of this technology to alleviate discomfort and improve your overall well being. 4、Portable Design: Its design makes it lightweight, compact, and easy to store and carry. It can be worn effortlessly, catering to different body parts and meeting your needs. 5、Wide Application: It provides significant assistance in reducing pain in various areas such as back pain, shoulder pain, finger pain, knee joint pain,neck pain, and more. Its effectiveness extends across multiple body parts. 6、Suitable People: Suitable for professional use, and even for animals like cats, dogs. It helps alleviate pain and skin problems for your beloved pets. Treat them with the samedevice you use to enhance their quality of life. Specification： Item Type: Wearable Infrared Light Device Material: ABS Battery Type: Lithium battery Battery Capacity: 180mAh (Included) Knee Joint: Swelling, paralysis, weakness Neck Pain: Headache, neck pain Waist And Leg Pain: Pain when climbing stairs is not convenient to move Rheumatic Pain: When you suffer from unbearable pain and repeated tortures Package List： 1 x Infrared Light Device 1 x Watchstrap 1 x USB Cable 1 x English Manual