Description Searching of a sleeping blindfold? Our smart blindfold will be the best choice for you. Made of high end material, durable and safe enough for your long-term use. Portable design, ensures its popularity. Suitable for home, travel etc. Features -Color: Grey -Material: chinlon, Polyester, spandex -Size: 69.00X11.00X2.00cm 27.12X4.32X0.79inch - Rated voltage: lithium battery 3.7V - Rated power: 0.5W - Rated input: DC 5V 500mA - Especially suitable for someone who cannot sleep with light open. - This sleeping eye mask completely blocking out light without adding uncomfortable pressure. - Perfect for travel, home, flight, train or anywhere anytime once your sleep bothered light. - The perfect travel accessories to help keep you feeling rested and refreshed. - A wonderful gift for anyone wanting a deep, comfortable sleep. 1 x host machine 1 x instruction book