Peakeep Loud Melody Alarm Clock for Hearing Impaired with Snooze and Backlight, Battery Operated Quartz Analog Clocks for Heavy Sleepers (Black) Clocks Display Clearly -- Large white digits and calibrations are edged with black and well printed on the transparent glass face. Clear and easy-to-read analog alarm clock. Loud Melody Alarm with Snooze -- Alarm starts and stays at loud with cycling through 7 shuffled melodies instead of single beep or buzzer, good helper for those kids/teens who has trouble waking up and heavy sleeper. Short 4 minutes nap gives an extra break. Beautiful Blue Backlight -- Every nice morning, not only music but also the flashed soft blue light wake you. Every quiet night, press top, backlight is gentle on eyes for time viewing, lasts for 5 seconds. Silent Sweeping Hand Clock -- Silent sweeping second hand without tick-tock noise, user-friendly for a better sleep. Simple to Use Alarm Clock -- Requires 2*AA batteriesnot include, without thinking about power goes out and wires, it can be placed whatever room you need. Also the compact dimension of 3.7*3.7*1.8 in goes off idea travel alarm clocks.