About this item 180° Projection: The projection clock is equipped with a 180° adjustment angle and the optimal projection distance is 1.5–2.5 m. The time can be projected onto the wall or ceiling, making it ideal for use in the bedroom and living room for convenient time reading. Snooze Function: There are 3 alarm modes to choose from: Monday to Friday/Monday to Saturday/Monday to Sunday. The frequency of the alarm sound gradually increases to wake you up more pleasantly. If you're too tired when the alarm goes off, you can enter snooze mode by pressing the "IMG" button and sleep for 1-60 minutes longer. 【Night Mode】The electronic alarm clock has 2 adjustable brightness levels, so you can choose the brightness that suits you. You can also turn on night mode, in which the screen enters a dim state. You can also customize the start and end times of night mode to suit your lifestyle. 【USB Powered】This projection alarm clock is powered by a USB power cable; you need to connect it to a