1,1min Fast Heating: This heated eye mask adopts carbon fiber heating sheet which ensures 1min fast heating and helps you fall asleep quickly. 2,3 Temperature Modes: This eye heating pad is designed with 3 temperature modes that allow you to adjust the proper temperature according to your needs. 3,Fatigue Relief: This electric eye mask aims to promote circulation of blood that can effectively relieve dry eyes, pressure and puffiness, blepharitis, dark circles, eye strain and more. 4,USB Powered: This dry eye mask can be powered by laptops, battery packs, and car chargers. Please note that USB adapter is not included in the package. 5,Timing Function: This warm eye compress mask supports 3 timing settings, thus you can enjoy your sleep without worries of dangers. Item Type: Heated Eye Mask Material: Polyester, Carbon Fiber Heating Sheet 1 x Heated Eye Mask 1 x USB Cable 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.