Under Eye Light Glasses: Under eye device is uses light therapy and micro-massage function to effectively relieve eye fatigue, effectively revitalizing the area around the eyes. It is very suitable for people who spend a long time in front of the screen or stay up late. Say goodbye to fatigue and welcome freshness Precautions for Use: Please make sure the area under the eyes is moist before use. You can apply moisturizer, eye cream, etc. under the eyes to keep the eyes moist. (This is very important. If there is no conductor (moisture), device will not produce irritation.) If there is uneven stimulation on the left and right sides, press under eye light therapy glasses (the weaker side) tightly on the skin Rechargeable & Portable: Under eye light therapy has a built-in battery and is charged via the Type-C port. It takes about 1 hour, the light flashes when charging, and the green light turns on when fully charged. The Type-C cable must be fully in contact with the charging port and must be inserted until a click sound occurs, otherwise it will not charge. Under eye device is compact and easy to carry. Good friends, bring it with you on your travels without any burden Easy to Use: Long press the power button to turn on or off the 3D Eye Massager, and short press the power button to switch between different modes, continuousmode and intermittent mode. There are three intensities at the same time. It is recommended to start with the lowest intensity for the first time. The light therapy for eyes will automatically shut down after 10 minutes of use. Cleaning can be done by wiping with the cleaning cloth we provide Multi-function Use: Under eye light therapy glassesis very suitable for daily use, which can promote relaxation and reduce fatigue caused by long-term screen facing or high concentration. Relieve eye fatigue, make you look more energetic and say goodbye to fatigue. Enjoy eye massage care while working, reading, doing housework, and resting Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin