LARGE DISPLAY -- 6.6 inches large LED screen with large numbers make it very easy to read the time. You can also use our led clock as a mirror, its operation is very simple.DUAL USB PORT -- 2 USB charging ports can simultaneously charge two devices. SBackup battery (included) only stores time and alarms' settings. Tips: This clock can only be used when powered by USB powered.SNOOZE FUNCTION -- Big snooze button helps you to easily turn off the buzzer without opening eyes, and get extra 5-60 minutes sleep. Is your essential artifact.ADJUSTABLE BRIGHTNESS -- The mirror digital clock provides 3-level brightness,adjust by manual or auto to a comfortable brightness. Very convenient to use.NIGHT MODE -- The quiet and silent clock allows you to get rid of the hustle and bustle of the night and fall asleep peacefully. At night the mirror alarm clock will automatically enter the lowest brightness state to prevent affecting your sleep quality.Colour:whiteMaterial:plasticSize:158 x 55 x 87mmPackage Contents:1 x alarm clock1 x usb cable1 x CR2016 Button BatteryOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.