Super Loud AlarmMaximum volume is 115 decibels, with 5 adjustable levels, dual alarm suitable for sleepers and adults. Dynamic RGB DisplayThis cool desk clock features 15 different RGB colors and 4 brightness levels, perfect for teenagers. Colorful Night Lights7 different colors of night lights to choose from, adding a vibrant atmosphere to your bedroom. Great for boys and girls! Larger NumbersThe 6.3-inch LED digital display features 2.1-inch tall large numbers that are easy to read from a distance. General FeaturesIncludes snooze time (9 minutes), 12 or 24 hour time format, daylight saving time and two DC 5V or 1A USB output ports to charge your devices safely at your bedside. Easy to use. Outlet Powered and Battery BackupThis small simple rainbow clock is outlet powered and comes with 3 AAA backup batteries (not included), which is very reliable and ensures your time is saved even during power outages.