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UPS with automatic voltage regulation?

Home battery backup systems?

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Digital Dual Alarm Clock Radio for Bedrooms with Weekday/Weekend Mode | Large Numbers with 0-100% Dimmer - FM Radio with 2 USB Charging Port & 6 Sound Adjustable Volume & Sleep Timer Battery Backup

$55^.99

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Slim Digital Mirror Aesthetic Alarm Clock for Bedrooms Desk Decor | Plug in Electric Big LED Modern Small Clock for Office Living Room, Battery Backup, 6 Dimmers (Gold)

$38^.99

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Wooden Digital Alarm Clock Large Display, Textured Decoration | for Bedroom Living Room Desk Table, Electric Plug-in Clock Battery Backup with Time Date Day, 5 Brightness, Auto DST

$57^.99

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Digital Projection Alarm Clock with Dual Alarms, 5 Levels Dimmer | 180° Rotatable Projector,12/24H & DST, Large LED, Snooze, with Battery Backup, Loud Alarm Perfect for Heavy Sleepers

$43^.99

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Small Digital Alarm Clock for Bedrooms, Loud for Heavy Sleepers | Dimmable Plug in Electric Large Numbers Clock Battery Backup, Slim Clock for Table Office Modern Living Room (BW)

$34^.99

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Slim Digital Mirror Aesthetic Alarm Clock for Bedrooms Desk Decor | Plug in Electric Big LED Modern Small Clock for Office Living Room, Battery Backup, 6 Dimmers (White)

$38^.99

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Digital Projection Alarm Clock with Dual Alarms, 5 Levels Dimmer | 180° Rotatable Projector,12/24H & DST, Large LED, Snooze, with Battery Backup, Loud Alarm Perfect for Heavy Sleepers

$43^.99

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Large Display Digital Alarm Clock for Bedroom with Date Day of Week | Calendar Desk Table Clocks for Living Room Office, Dimmable Plug in Electric Clock Battery Backup, 5 Volumes, Loud, Auto DST

$44^.99

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Digital Clock with Date and Day of Week with Battery Backup | Large Calendar Clock for Seniors Elderly, Alarm Clock for Bedroom, Backlight Dimmer, Adjustable Volume, USB Port, Auto DST

$51^.99

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Slim Digital Mirror Aesthetic Alarm Clock for Bedrooms Desk Decor | Plug in Electric Big LED Modern Small Clock for Office Living Room, Battery Backup, 6 Dimmers (Gold)

$34^.99

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Digital Clock with Date Day for Seniors, Electric Alarm Clocks for Bedrooms with Temperature, 2 Alarms, Dimmer, Dual USB Charger, Battery Backup, Volume Control, Snooze, Bedside Desk Clock, Black

$37^.99

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Wooden Digital Alarm Clock Large Display, Textured Decoration | for Bedroom Living Room Desk Table, Electric Plug-in Clock Battery Backup with Time Date Day, 5 Brightness, Auto DST

$57^.99

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Slim Digital Mirror Aesthetic Alarm Clock for Bedrooms Desk Decor | Plug in Electric Big LED Modern Small Clock for Office Living Room, Battery Backup, 6 Dimmers (Rose Gold)

$38^.99

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Large Display Digital Alarm Clock for Bedroom with Date Day of Week | Calendar Desk Table Clocks for Living Room Office, Dimmable Plug in Electric Clock Battery Backup, 5 Volumes, Loud, Auto DST

$44^.99

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Slim Digital Mirror Aesthetic Alarm Clock for Bedrooms Desk Decor | Plug in Electric Big LED Modern Small Clock for Office Living Room, Battery Backup, 6 Dimmers (Gold)

$38^.99

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Slim Digital Mirror Aesthetic Alarm Clock for Bedrooms Desk Decor | Plug in Electric Big LED Modern Small Clock for Office Living Room, Battery Backup, 6 Dimmers (White)

$38^.99

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Wooden Digital Alarm Clock Large Display, Textured Decoration | for Bedroom Living Room Desk Table, Electric Plug-in Clock Battery Backup with Time Date Day, 5 Brightness, Auto DST

$57^.99

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Wooden Digital Alarm Clock Large Display, Textured Decoration | for Bedroom Living Room Desk Table, Electric Plug-in Clock Battery Backup with Time Date Day, 5 Brightness, Auto DST

$45^.99

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Digital Atomic Alarm Clocks for Bedrooms Battery Backup | Self-Setting Clock, Auto DST, HD Color Display Wall Clock with Indoor Temperature and Humidity,Calendar,Moon Phase,Black

$57^.99

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Large Display Digital Alarm Clock for Bedroom with Date Day of Week | Calendar Desk Table Clocks for Living Room Office, Dimmable Plug in Electric Clock Battery Backup, 5 Volumes, Loud, Auto DST

$38^.99

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Large Display Digital Alarm Clock for Bedroom with Date Day of Week | Calendar Desk Table Clocks for Living Room Office, Dimmable Plug in Electric Clock Battery Backup, 5 Volumes, Loud, Auto DST

$38^.99

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Slim Digital Mirror Aesthetic Alarm Clock for Bedrooms Desk Decor | Plug in Electric Big LED Modern Small Clock for Office Living Room, Battery Backup, 6 Dimmers (Gold)

$38^.99

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Digital Clock with Date Day for Seniors, Electric Alarm Clocks for Bedrooms with Temperature, 2 Alarms, Dimmer, Dual USB Charger, Battery Backup, Volume Control, Snooze, Bedside Desk Clock, Black

$46^.99

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Bomb Dual Extra Loud Alarm Clock with Bed Shaker, Black | Vibrating Alarm Clock Heavy Sleepers, Battery Backup | Wake with a Shake

$78^.99

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Large Display Digital Alarm Clock for Bedroom with Date Day of Week | Calendar Desk Table Clocks for Living Room Office, Dimmable Plug in Electric Clock Battery Backup, 5 Volumes, Loud, Auto DST

$44^.99

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Wooden Digital Alarm Clock Large Display, Textured Decoration | for Bedroom Living Room Desk Table, Electric Plug-in Clock Battery Backup with Time Date Day, 5 Brightness, Auto DST

$57^.99

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Slim Digital Mirror Aesthetic Alarm Clock for Bedrooms Desk Decor | Plug in Electric Big LED Modern Small Clock for Office Living Room, Battery Backup, 6 Dimmers (Gold)

$34^.99

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Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators

$106^.77

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DreamSky Digital Clock with Date and Day of Week with Battery Backup

$66^.77

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Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators

$105^.76

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Projection Alarm Clock with AM/FM Radio, Battery Backup, Auto Time Set, Dual Alarm, Nap/Sleep Timer, Indoor Temperature/Date Display with Dimming & 3.5mm Audio Input - Black (EAAC601)

$53^.24

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Projection Alarm Clock with FM Radio and 7-Inch LED Display | Ceiling projection, dual alarms, adjustable dimmer, USB charging port, sleep timer and plug-in power with battery backup

$40^.49

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Digital Clock with Date Day for Seniors, Electric Alarm Clocks for Bedrooms with Temperature, 2 Alarms, Dimmer, Dual USB Charger, Battery Backup, Volume Control, Snooze, Bedside Desk Clock, Black

$39^.99

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Digital Clock with Date and Day of Week with Battery Backup

$51^.99

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Digital Clock with Date Day for Seniors, Electric Alarm Clocks for Bedrooms with Temperature, 2 Alarms, Dimmer, Dual USB Charger, Battery Backup, Volume Control, Snooze, Bedside Desk Clock, Black

$39^.99

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JAENFONG Digital Dual Alarm Clock Radio - 0-100% Dimmer with Weekday/Weekend Mode, 6 Sounds Adjustable Volume, FM Radio w/Sleep Timer, Snooze, 2 USB Charging Ports, Thermometer, Battery Backup

$41^.44

More options from $41.44 - $42.99

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