Digital ClockLarge Screen: This digital alarm clock has a large 3 inch LED mirror screen, it is one of the best alarm clocks for bedrooms due to its simplicity. This premium digital clock is something you'll enjoy waking up to every morning. The LED screen is crisp and modern, just like the mirror screen, and displays the time and temperature, easy to read. Adjustable BrightnessClear and comfortable visual sense, it is will automatically darken at 6:00 p.m. When plugged in with a USB cable, the LED light will always be on. When battery mode is used, the screen will automatically turn off in 10 seconds. You can activate the screen by voice or press any key to turn on the screen. Press and hold "LIGHT/SNOOZE" in any mode for 3 seconds to turn off the screen. USB Alarm Clock & Extra Storage BatteryThis bedside clock includes USB charging cable, our smart clock for your power supply convenience,Built-in button battery to back up your clock settings in case of power failure.Note: There is no battery inside the product, you need to use it buy it yourselfBattery mode makes your alarm clock easy to carry and convenient for travel. Snooze FunctionDual alarm can set two separate alarm clock times. Snooze time can be set, you don't need to manually turn off the alarm clock. Wake up at different times, make your life easy and more convenient. When you wake up in the middle of the night, you can use this alarm clock to light up and prevent you from bumping because of the dark night. Best Gift and Satisfied ServiceSize: 162.56CM, a stylish and simple mini mirror alarm clock can decorate your bedroom, living room, can also be used as a mirror if necessary.The alarm clock is the perfect gift for your family and friends. If you have any problems, please feel free to contact us at any time. We will solve the problem as soon as possible.