Item description:1.Name : USB hot compress sleep eye mask2.Material : Imitation silk, hot compress liner, USB controller3.Types of: USB hot compress sleep mask4.Size: 20* 10 CM5.Color: Navy, Black, Fresh green, Gray and so on6.Contains: Eye mask, hot compress liner, USB controller7.2 TypesType 1 is an adjustable eye mask, you can adjust the temperature and time according to your needsType 2 is a constant temperature eye mask that cannot be adjustedFeature:1.Quality silk cotton, soft and comfortable.It can effectively balance the pressure of the eye mask to the face of the wearer, without the feeling of oppression, and make the wearer feel comfortable.2.Temperature and Time Control, Eye mask designed with 5 classes heat temperature from low to high and 5 classes timing from 20 to 60 minutes. 3.The heating temperature is from 36 degrees to 50 degrees, you can adjust the suitable temperature according to your needs, in This temperature range will not cause harm to the human body, and it has the effect of massaging and relaxing the eyes.4. Safe, no irritation to the skin with low voltage 5v. Internal of the eye mask is compose with soft and fluffy materials, allowing only the softest and most gentle touch to your eyes.How to use:1.Take out the eye mask and connect the dc plug to the temperature control plug.2.Put the medicine bag in from the opening, if steam is needed, spray a small amount of water on the opening.3.Insert the USB connector into the computer, power bank, charger (5v/2v).4.Put on the button to set the time and temperature according to the color change.5.Wearing the eye mask and enjoy it, and the recommended hot compress time is 30 minutes.Care instruction:1.The eye mask can be washed by hand and reused.2.Store in a dry and cool place to extend service life.Feedback:1.If you are satisfied with our product and service, please give us a review and we would also appreciate it if you could give us a 5-stars.2.If you have any question, please do not hesitate to contact us. We will try our best to solve your problem.3.If the good you received is damaged or lack, please do not leave any negative feedback first, contact us in time. We will solve it as soon as possible and find the best solution.4.We assure you of our best service all the time. Welcome you to follow us, you can get the discounts in our store at the first time.