6.5 inch LED, mirror function: 6.5 inch ultra-large LED display digital watches easy to read, this alarm clock can be used as a table/bedside mirror. The front LED screen is mirrored so you can see the time and your face at the same time. Adjustable brightness: it has 3 brightness levels (high / medium / low, off) . the default is auto dimming mode. The Bedside Alarm Clock's screen brightness automatically adjusts when you enable Light Sensor Mode, and you can also manually adjust the brightness to low, medium, and high. Two USB ports, Function Memory: The LED alarm clock with 2 USB ports can charge two electronic equipments at the same time. The digital alarm clock is a USB charger, no need to worry about the battery. Note: It is not battery powered, the internal battery is only for the memory of the time when the power is cut off, there is no need to reset all settings after the clock is on. Snooze function: the quick snooze button helps you easily turn off the buzzer without opening your eyes and sleep 5 more minutes, but at the same time avoid excessive sleep. The digital watch will alarm every 5 minutes until you turn off snooze mode by pressing other buttons, perfect for heavy sleepers. Modern decoration: our alarm clock is modern and exquisite, modern design fits any environment, practical and simple appearance makes it perfect for almost any public place, living room, study, hall, bedroom, kitchen.