Westclox Tech 47547 Super Loud Alarm Clock ,90dB Plastic Imported Adjustable (loud/soft switch) super loud alarm (90 db) 0.7-Inch LCD display Alarm indicator; PM indicator Snooze , light on demand Requires 2 AAA batteries and one 9 volt alkaline battery Digital alarm clock with 1/2-inch LCD screen and extra loud alarm Oversized numbers for quick reading in the dark Includes snooze feature and press-on blue backlight Optional lower alarm volume for lighter sleepers Runs on 1 9V and 2 AAA batteries for easy portability