Large Display Digital Alarm Clock: 4.5" LCD screen, bold large digits display time (12 Hr/24 Hr), temperature (/), date, day of week, alarm time in a with clear and comfortable sense in an visual angle of 0-45 degreesAscending Sound Alarm and Snooze: Alarm goes off with a gradual crescendo beep for 60 seconds, then stops itself. Press the SNOOZE button, the alarm will pause for 5 minutes and then sound again, at the same time, The background light will be turned onAlarm Clock for Bedroom: Light Sensor at the back can be optional to be turned ON or OFF. To ON, alarm clock automatically gives off soft blue light at night. To OFF, clock glows brighter light for 5 seconds only when you press LIGHT buttonExtremely Easy Setting: Battery digital clock, intuitive control indicate a very simple to set even without instructions. snooze button is large enough for easy hitting while in half sleeping. Alarm clocks for girls, kids digital clockBattery Operated Alarm Clock: 3* AAA 1.5V batteries (NOT INCLUDED). No USB cord, If you have any dissatisfaction with the clock, within 90 days money back guarantee, 365 days free replacement- Battery Digital Clock: digital clock battery operated, No USB cable. Need 3* AAA 1.5V batteries (NOT INCLUDED)- Big LCD screen, energy saving, clear boldface number display, easy to read.- Convertible & , 12HR & 24HR with simple operation.- Mini small digital clock, whole size of a palm , it can be stashed in bag when travel.- Kids alarm clocks for girls: 4 Color choose. pink clock for girls; blue/ black/white alarm clock for kids teens- When alarm is activated, the clock sounds beep for 60 seconds in a crescendo- Smart light,built in light sensor,LCD backlight turns on automaticaly when the room or circumstance becomes dark.and don't worry,this also wont disturb the sleepness.