Extra Loud AlarmWith a maximum volume of 105dB and 5 adjustable levels, the dual alarm is suitable for heavy sleepers and adults. Dynamic RGB DisplayThis cool desk clock has 15 different RGB colors and 4 brightness levels, perfect for teenagers. Colorful Night LightAdd a lively atmosphere to your bedroom with 7 different color options for the night light. Perfect for boys, girls! Larger DigitsThe 6.3-inch digital LED display has large 2.1-inch high digits, making it easy to read from a distance. Common FeaturesIncludes snooze time (9 minutes), 1224-hour format, daylight saving time, and two DC 5V1A USB output ports to safely charge your devices at the bedside. easy to use. Outlet Power and Battery BackupPowered by an outlet and equipped with 3 AAA battery backup (NOT INCLUDED), this small simple rainbow clock is reliable and ensures that your time is preserved even during power outages.