RCA Digital Alarm Clock with Large 1.4" Display Best when used with Polaroid 9V Battery, No Worry battery back-up (9V Battery Not Included)1.4" Red LED DisplayLarge full-width snooze buttonAlarm IndicatorBrightness control: high/low display setting. RCD30 Alarm ClockSometimes you just need something simple that's easy to use. RCA has you covered with an affordable, streamlined alarm clock that offers snooze, a simple interface, a large 1.4-inch display, and No Worry battery back-up that lets you rest easy too.Large 1.4-inch DisplayThe RCD30 boasts a large, red 1.4-inch LED for increased visibility. The time and alarm indicator are clearly displayed and the hi/lo brightness control let’s you adjust the time readout as needed.Easy-To-Use Control ButtonsWith the simple user interface and large full-width snooze button on top, mornings just got easier. Enjoy a comfortable and prolonged wake-up with the repeating snooze option, and experience zero stress when setting the time or alarm.Sometimes you just need something simple that's easy to use. RCA has you covered, with a streamlined alarm clock offering snooze, a simple interface, a large 1.4-inch display that's easy to see, and No Worry battery back-up that lets you rest easy too.