Valcom IP PoE 4 Digit 4 Inch Clock
- ...l alarm clock can be set as two separate alarms for couples with different routines or as a backup for waking up heavy sleepers. There are 4 optional alarm sounds and 3 adjustable volume levels for you to choose..
- 【USB Charging Port】For this dual alarm clock, there is a slow charge USB port - very good for phone battery..
- 【NOT battery powered】The built-in button battery works for memorizing the time and alarm settings in the case of the main power outage. During the power outage, the screen will go blank and the alarm will not sound, but the clock will display the correct time once power returns. Note: The alarm clock is powered by mains only, not battery powered..