【Wireless Bluetooth connection sleep eye mask】 True HD HIFI sound featuring latest Bluetooth V-4.2 technology that produce great sound quality, Bluetooth can pair your iPhone or any other Smart phones iPad Tablets easily.Compatible with Android and IOS.Let you enjoy sleep better.

【Working time more than 10 Hour】Upgrade USB chargeable battery, Built-in 200mAh high-performance battery, Charge about 2-2.5 hours provide more than 10 hours used.won't be waked up at night .If you fall asleep with it on and the battery runs down , this Bluetooth eye mask won't beeps to wakes you up. you will have a better sleeping.

【Deep sleep completely blocks light】This eye mask can completely block the light.No lights will help you fall asleep faster.you can also enjoy music without headphones , which make you fall asleep faster.Best for frequent flyer to sleep on long flights or sensitive sleepers (insomnia) who dislike glaring lights in any occasions. Sleep in a light blocked world whenever and wherever. Perfect for air travel, relaxation, meditation, insomnia.

【Comfortable material for easy cleaning】Bluetooth eye mask is made from elastic cotton, and provide a soft and comfortable feeling.Fabric liner separated from stitching is not defective,it is the place to take out the Bluetooth module, so you can full wash the eye mask.

【A gift and After-sale warranty】If have any problem about our product, you can contact us anytime we support refund within three month and replacement within 1 year.We will provide you with the best service.Guarantee no worries about purchasing!