suitable for Large LED Display Digital Alarm Clock with Snooze Function and USB Charging - Mirror Surface Clock-CHENG DU SI XI Modern LED Mirror Alarm Clock With Big Numbers : Designed as a mirror surface style, you can use it as a mirror for your beauty and makeup while watching the time. Clear and timely, you can see the time from a distance, ideal for families, especially the elderly. Adjustable Brightness : The alarm clock offers adjustable brightness, can be set manually or automatically on comfortable brightness, and the LED light is automatically dimmed during sleep time to protect your eyes at night and save energy. Create a quiet sleep environment for you. Snooze Function : The alarm clock can set two alarms to wake you up at different times. When the alarm goes off, you can press the snooze button and get an extra 5 minutes of sleep. The digital clock will ring every 5 minutes until you turn off snooze mode by pressing other buttons. USB Alarm Clock and Extra Storage Battery : The alarm clock The mini battery Built-in CR2016 lithium battery saves all settings. You dont have to set the time again when you turn it off. We offer an extra USB port as a backup. You can charge your phone on the back of the digital watch. Please pay attention to the title and description when buying, and pay attention to the title and description when buying.