Practical for creating a more comfortable and relaxing atmosphere, these LED light blocking stickers are versatile and can be used on a wide range of devices. Whether it's your air conditioner, power supply, or any other electronic device with bright indicator lights, these stickers will help you achieve the desired level of darkness and privacy. Features -Color:Black -Material:EVA -Size:23.60X15.00X0.20cm/9.27X5.89X0.08in -Improved sleep environment: blocks out light to create a more conducive sleeping atmosphere -Wide application: can be used on various electronic devices, including power indicators and air conditioners -Glare reduction: effectively diminishes harsh light, safeguarding your eyes -Simple to use: adhesive design allows for quick and easy application without remain - adhesion: can be applied and removed multiple times without surface damage Package list: 4 sheets x blackout stickers