Usage Tips:[17.2-inch Extra Large HD LED Display with Automatic Brightness Adjustment]- Our large digital wall clock is equipped with a high-definition LED screen, the large digital clock with large display can display time/date/day of the week/temperature. the screen brightness automatically adjusts according to the light intensity of the room, and the 180-degree full viewing angle allows you to have a clear and comfortable visual experience at any time and from any angle! Great choice for home decoration, offices, classrooms, gyms, hospitals, shops, garages, seniors and visually impaired people. This LED wall clock has multiple functions, it can be used as a timer, alarm clock, clock, press the mode button or use the remote control to change the mode, the operation is very simple, there are snooze, 12/24H, daylight saving time, temperature display or Our digital wall clock is powered by an outlet, no need to worry about running out of battery or replacing batteries regularly, requires 2 AAA memory batteries (not included), if installed the battery will retain settings after a power outage, so when outlet power is restored No recalibration/reset time required when powered This wall clock will chime the time on the hour. Depending on the ringtone you choose, the chime lasts less than 50 seconds. You can adjust the volume of the chime through the remote control! Press "Alarm Setting" for 2 seconds, then press "+" or "-" to select the ringtone, then press "SET" to select the ring mode, MOD 1 (default mode): no ring, MOD 2: ring every hour, MOD 3: will ring from 6:00 to 21:00, but will not ring from 22:00 to 5:00. Plug Type: EU Plug, it applies to Indonesia, Germany, France, , Italy and so on. Voltage: AC220V Material: ABS colour: black body red letter Package Contents: 1 x alarm clock 1 x remotecontrol Only the above package content, other products are not included. Note: Light reflection 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.