About this item 180° Projection: The projection clock is designed with a 180° adjustment angle, and the optimal projection distance is 1.5-2.5m. The time can be projected onto the wall or ceiling, making it ideal for use in bedrooms and living rooms for easy reading of the time. Snooze Function: There are 3 wake-up modes to choose from: Monday to Friday/Monday to Saturday/Monday to Sunday. The alarm sound gradually increases in frequency to wake you up more comfortably. If you are too sleepy when the alarm goes off, you can press the "IMG" button to switch to "Snooze" mode and enjoy 1-60 minutes of extra sleep. 【Night Mode】 The electronic alarm clock has 2 adjustable brightness levels, you can choose the brightness that suits you. You can also turn on night mode, where the screen enters a low-light state, and you can adjust the start and end times of night mode to suit your lifestyle. 【USB Powered】This projection alarm clock is powered by a USB power cord, you need to connect it to