Digital Alarm Clock Battery Operated, Samshow Digital Clock with Temperature,Date, Sensor Nightlight, Repeating Snooze Easy Set Alarm Clock for Kids (Black) Multifunctional: clock, alarm clock, thermometer, calendar (Exactly the same functions as the white one). Low light sensor technology.Light on backlight when detect low light(Backlight turns on automatically when the room or circumstance becomes dark).Soft light that won't disturb our sleep. Progressively louder wake up alarm.Wake you up softly. Repeating snooze function.When it rings you press the snooze button, it will ring again 5 minutes later.Then press again if you don't want to get up.It repeats every 5 minutes, softly wake you up from dreams. Perfect for jet-lagged travellers and lazy guys. Power source:3 AAA battery(Not included).Notice:No radio function.