[Eye Care Advisor Supervised by Authentic Eye Spa RELX EYEWARMER] Comfortable heat setting of about 41°C. By gently warming up, you can refresh your hard-working eyes. It gently wraps around the eyes and temples with air pressure and vibration that replicates the movements of the esthetician's fingertips. It is recommended for those who use smartphones or computers for long periods of time, and those who want to concentrate on studying or working at a desk. 【5 modes to choose from】You can choose from 5 modes to suit your mood and conditions that day. It has a memory function so you can always use your favorite mode. Includes a 15-minute automatic off timer for safety. [Equipped with Bluetooth function] Relaxing music further enhances the healing and relaxing effect. It is also equipped with a Bluetooth function, so you can connect it to your smartphone or tablet and refresh yourself while playing your favorite music. *It can also be used in all modes of silence. *If Bluetooth is not connected, please check that the connected device and the volume are muted. 【Ergonomic 3D three-dimensional structure design】There is no pressure around the eyes, and it is comfortable to wear. This is a multifunctional eye mask that can be easily used by both men and women. It is gentle on the skin and can be kept clean just by wiping off dirt. 【Long-lasting battery for continuous use】 It can be used up to 5 times (about 75 minutes) with a charge of about 1 hour and 50 minutes. 【Sophisticated Design】The compact design that can be folded in half makes it very convenient to carry. Even when you are traveling or on a business trip, you can easily take care of your eyes at any time. 【Easy Operation at a Glance】With simple one-button operation, you can easily operate it even while wearing it. [Weight] 313g 【How to use】Please use it up to once a day for no more than 15 minutes. *Use on your back or sitting in a chair with your eyes closed. *Do not wear the main unit upside down or use it face down. (1) Attach the main unit and adjust the length of the belt. (2) Press and hold the power button for about 2 seconds to turn it on. (3) Every time you press the power button briefly, the mode will switch. 【Precautions】If you have eyelash extensions, please be careful when using them. 【Contents】Main unit, USB charging cord, Japanese instruction manual (with warranty card) *This product does not come with an AC adapter. *When charging for the first time or if you have not used it for a long time, the charging time and usage time may differ significantly from the guideline, but it usually returns to normal after several recharging and use. *Please be sure to use the included charging cable when charging. Using an AC adapter that exceeds the power rating may prevent it from charging. It cannot be used while charging. *Please use the rated supply DC: 5V−1A or less. *If the rated power supply DC: 5V-1A or more is used and breaks down, it will not be covered by the warranty even within the warranty period.