CTRLZS Alarm Clock Digital Alarm Clock Plug-in Alarm Clock Dimmable for the Bedroom 1 Pcs White

CTRLZS

[USB Powered & Battery Backup]The alarm clock is powered by a wall outlet (adapter not included) and can be powered by 3 AAA batteries (not included) as a backup. In the event of a power outage, the alarm clock runs on battery power and automatically saves the time, date and other settings. Note: Batteries drain quickly and it is recommended to only power the device from the wall outlet. [Two power supply modes-USB/Battery]Connect the digital alarm clock to the power outlet (adapter not included), the alarm clock screen stays on; if the digital alarm clock is powered by the battery battery (not included), the screen automatically sleeps when there is no operation exists, and the screen can be illuminated by pressing any button. Note: Batteries consume power quickly, it is recommended to use a USB power adapter. [Snooze]When the alarm clock digital beeps, touch the top big snooze logo to get an extra 5 minutes nap, it can last for 3 snoozes; And you can long press the top big snooze logo for 3s to turn off snooze mode; Press the top big snooze logo for 3s to stop the alarm today and it still sound day. [3 levels of brightness]Press the largest button in the middle to adjust the brightness in 3 levels (high/medium/low). [Tip]If the device is powered via USB (adapter not included), the alarm clock screen remains on. When operating on battery power (battery not included), the alarm clock switches to saving mode after 13 seconds and turns off the screen, which you can activate by pressing a button or by voice.