①Etra Loud AlarmWith a maimum volume of 105dB and 5 adjustable levels, the Dual Alarm is suitable for heavy sleepers and adults. ②Dynamic RGB DisplayThis cool desk clock has 15 different RGB colors and 4 brightness levels, perfect for teenagers. ③Colorful Night LightAdd a vibrant atmosphere to your bedroom with 7 different color options for the night light. Perfect for boys, girls ④Larger DigitsThe 6.3inch digital LED display has large 2.1inch high digits, making it easy to read from a distance. ⑤Common FeaturesIncludes snooze time 9 minutes, 1224hour format, daylight saving time, and two DC 5V1A USB output ports to safely charge your devices at the bedside. Easy to use. ⑥Outlet Powered 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.