Our red light therapy device is suitble for people with inflammation, blisters and ulcers in the mouth, nose, ears and other body parts.[Other Uses] It can be used by dogs and cats for treating dermatitis. We also provide perfect after-sales service. If you have any questions before or after purchg our red light therapy wand, please do not hesitate to contact us at any time!. [Small in Size & Portable] This red light therapy device can be carried and used almost everywhere. It is cordless, rechargeable and ideal for travel. Just turn it on and point it at he cold sore for 5 mins each day, 1-3 times daily. [Wide Range of Application] It is suitable for different body parts. It is equipped with a tip. When there is a tip, it can be used as a facial treatment device to treat inflammation in the mouth, nose, ears, etc. It concentrates red light on a smaller area and has a good effect on cold sores around the lips, mouth ulcers, blisters, etc.. When the tip is removed, it can be used for pain relief and treatment in many human body parts, such as: neck, shoulder, wrist, waist, knee, ankle, etc. [Enhanced 5 LED Lights & 5 Wavelengths] Red and infrared light have different therapeutic effects on the human body. Our red light therapy device has 5 LEDs and 5 different wavelengths of light, which can be absorbed by human body for pain relief and blood circulation promotion. You can use different wavelengths of light to treat different areas at different depths according to your needs. [Applicable People] Our red light therapy device is suitable for people with inflammation, blisters and ulcers in the mouth, nose, ears and other body parts. At the same time, it can effectively promote the healing of the skin and promote recovery.Unit Count: 1.00 Count. Use for: Hands, Feet. Item Form: device. Number of Items: 1. Brand: HYUNLAI. : B0C6LRDZ74. Manufacturer: HYUNLAI. Date First Available: May 30, 2023. Batteries: 1 Lithium Ion batteries required. (included). Package Dimensions: 7.01 x 5.31 x 2.83 inches; 15.87 Ounces.