The backup battery (cell button battery CR2032 ) already installed ,Which normally will last 2 years of life.No battery install is needed at first time using of the clock
Eye Easy Catch Nice Blue LCD Display With Dimmer
-The clock features a beautiful eye easy catch blue digit display with dimmer
-The display can be turned off or dimmed, so the large, easy-to-read numbers won’t blind you all night long.
Auto-Time setting system
-Benefit to its autoset technology ,this DreamSky DS305 automatically sets itself on the first use to the correct year, month, date, and time. What you need to do is set your desire alarm time and let this little nice alarm clock wake you up every day
Conveniently Dual USB Port
– One USB port powered the clock , second USB port to charge smart phone/ tablet or other USB device.
-The convenient USB charging port compatible with most of tablets, smart phones & mp3 players on the market.
DST ON/OFF and Time Zone Setting
-Turn on DST to auto daylight saving time ,No more worry to manually adjust time in summer and winter time .
-Four time zone selectable per your location (CST,EST,PST,MST).
– Backup battery to maintain your settings during a power outage, it will be reset to the correct time and date when the power returns.However It doesn’t power on the unit .
-Cell button battery included
Ascending Alarm Sound And Friendly Snooze
-The alarm “beep” sound starts with a subtle, low volume that gradually increases to a reasonably high level in order to gently wake you up.
-Aditional snooze to counter oversleeping, simply press the snooze button once and go back to sleep. Nine minutes later the alarm will ring again .
1×DreamSky Alarm Clock
1×US Plug Adapter ( UL certified )