Best Alarm Clock Battery Powered

Digital Dual Alarm Clock for Bedroom, Large Display Bedside with Battery Backup, USB Phone Charger, Volume, Dimmer, Easy to Set Loud LED Heavy Sleepers Kid Senior Teen Boy Girl Kitchen

DreamSky Alarm Clock Radios for Bedrooms with Battery Backup, Large Big Numbers with Brightness Dimmer, USB Port, Bedside Digital FM Radio with Sleep Timer, Temperature, Adjustable Volume, Snooze

DreamSky Wooden Digital Alarm Clocks for Bedrooms - Electric Desk Clock with Large Numbers, USB Port, Loud Alarm for Heavy Sleepers, Adjustable Volume, Dimmer, Snooze, DST, 12/24H, Wood Décor (Black)

Amazon Basics Small Digital Oval Alarm Clock With LED Display, Nightlight & Battery Backup, Black, 4.5 x 3.5 x 2.4 Inches

Peakeep Digital Clock, Alarm Clock Battery Backup Powered for Bedrooms – Mirror Face Large Numbers 6 Dimmer for Seniors, Super Loud for Heavy Sleepers (White)

Peakeep Night Light Digital Alarm Clock Battery Operated with Indoor Temperature, Desk Small Clock (White)

Peakeep Small Digital Alarm Clock Plug in, RGB Colorful Changing Large Display for Bedrooms Bedside Travel, Dimmable 6 Brightness, Corded Electric Battery Backup (White - RGB)

SHARP Digital Alarm Clock with Keyboard Style Controls, Battery Back-up, Easy to Use with Simple Operation, Black Case with Red LED Display

Alarm Clock, LED Digital Clock, Small Wall Clock, Battery Operated, Adjustable 3-Level Led Brightness, Dim Night Mode, 12/24Hr, Cordless, Constantly 1.2'' Digits Display for Bedroom/Travel,Easy to Set

WallarGe Auto Set Digital Wall Clock Battery Operated, Desk Clocks with Temperature, Humidity and Date, Large Display Digital Calendar Alarm Clock for Elderly, Bedroom, Office, 8 Time Zone, Auto DST.