📱Compatible with Samsung Smart Window cover.

The main feature 【Smart Window】The window is very convenient - you can monitor alarms and notifications even without opening the cover. Icons tell you what you need to know, like text messages, battery life, time, and more. 【Wake/Sleep Function】This foldable phone case has automatic wake and sleep function. When the flip is closed, the screen dims automatically, and when the flip is open, the phone unlocks without pressing a button. 【Protective Design】This folding window phone case has a silicone protective film inside, which will not scratch your phone screen. The durable TPU inner case has shock-absorbing edges to protect your phone from drops and bumps. The eco-friendly computer case is stable, resistant to scratches, dirt and damage. 【Design and Use】The case is smooth and the skin is good. The buttons are also pleasant to the touch and can be folded to watch TV or movies with the phone. Power, volume, sound, speaker, charging port and camera lens work perfectly together