[Widely used]:This led dimming film can be used to cover various screens and LED indicators, such as alarm clock, radio, car screen, DVD, air conditioner, refrigerator,radio,cable box,monitor and so on. [4 Special design]: 8x4 inch Led dimming film, users can cut it into various shapes and sizes. Easy to peel design, easier to use. Minimalist design does not destroy the original style of appliances. [Stick firmly and without residue]:The high-quality backing glue of LED dimmer stickers is firmly pasted, easy to tear and no residue. It can be reused without dust. [LED number readable]:This Light Blocking Stickers reduces the light, while you can still see the LED numbers and indicators. It ensures that the LED of your electronic products and appliances will not lose its function. [60% ~ 80% brightness covers]:Birllaid series Light Blocking Stickers sheets have the most perfect dimming rate, cover most of the annoying light, give you an all black world and help you sleep quickly.