Best Power Failure Alarm

X-Sense SC03 10-Year Battery (Not Hardwired) Combination Smoke and Carbon Monoxide Detector Alarm, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Pack of 3

  • 10-YEAR BATTERY LIFE: This combination smoke alarm and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery.
  • provides continuous monitoring of smoke and CO levels, even if there's a power failure.
  • an end-of-life signal will let you know when it’s time to replace the unit for safety.
  • ALARM TYPES FOR MORE CONVENIENT: Different alarm patterns of this carbon monoxide alarm and smoke alarm tell you it is either smoke or carbon monoxide is detected without checking the LCD display.
  • smoke alarm: delivers 3 long beeps every 1. 5 seconds and the red LED flashes with the alarm sound.
  • CO alarm: delivers 4 quick beeps every 5. 8 seconds and the red LED flashes with the alarm sound.
  • HIGH ACCURACY AND SENSITIVITY: X-SENSE carbon monoxide fire alarm is equipped with combination photoelectric smoke and electrochemical CO sensors that work independently of each other.
  • instantly notifies you when dangerous smoke or CO concentration is detected.
  • provides the ultimate protection from 2 deadly threats, all contained in 1 unit.
  • SIMPLE TO USE: The test/silence button of this smoke alarm carbon monoxide alarm enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur.
Check Stock

Timex iHome Alarm Clock Portable Speaker with QI Wireless Charging and USB Charger, 0.9” Green LED Display Alarm Clock for Bedrooms, Bedside, Home or Work, Kids and Heavy Sleepers, Model: None

  • Qi wireless charging Wireless charging will wirelessly charge all of your Qi compatible devices Compatible with Apple and Samsung and all other Qi compatible devices.
  • Usb charging 1 amp port charges mobile devices Dual charging allows you to charge 2 devices simultaneously via wireless charging pad and the USB port.
  • Alarm clock with a beautiful 0 9” green LED display clock can display time in Military or standard 12/24 Format set and forget button silences alarm and sets it for the next day at the same time snooze/Sleep button with Hi/along display dimmer.
  • Battery backup rechargeable backup battery maintains alarm settings in the event of a power failure regular power 100V-240V universal power adapter (included).
  • Perfect gift this alarm clock with Bluetooth speaker and Qi wireless charging built in will surely make the perfect gift or birthday present for anyone Great for heavy sleepers or kids that can’t wake up on time Perfect for the bedroom or at your Bedside.
Check Stock

First Alert CO400FF Battery Powered Carbon Monoxide Alarm, Pack of 1, White

  • Keep your family safe with this easy to use, battery operated carbon monoxide alarm.
  • Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure.
  • Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.The alarm sequence should last 5-6 seconds. If it does not alarm, make sure fresh batteries are correctly installed, and test it again. If the unit still does not alarm, replace it immediately.
  • A loud 85 decibel alarm sounds when CO levels reach dangerous levels.
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom.
  • Equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety.
  • All first alert CO alarms are rigorously tested to meet UL standards.
  • First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018).
Check Stock

PHILIPS Alarm Clock Radio with USB Charging Port FM Radio Alarm Digital Clocks for Bedrooms with Battery Backup Clock Radios for Bedroom USB Port Dual Alarm Function Sleep Timer Mirror Finish

  • ...ness to suit your room. Simple controls take care of setting the alarm clock for bedroom, volume, and tuning..
  • USB port. alarm clock with usb charger. Charge your phone - A handy USB port lets you use the clock radio's power supply to charge your phone while you sleep. Alarm clocks backup battery. If there's a power failure, you won't have to reset the clock-and your alarm will go off on time..
  • Dual alarm function. Set two alarms - The dual alarm function lets you set two alarms, both of which can be set to use either an alarm tone or the radio. Perfect if you're likely to snooze through the first alarm. Or if your partner needs to wake before you. The perfect radio alarm clocks for bedrooms..
  • Gentle Wake. Alarm tone or radio volume rises gently - Ease into your day thanks to the Gentle Wake function. Whichever alarm style you have chosen-alarm tone or radio—the volume starts low and gradually increases. No more waking with a shock!.
Check Stock

Made

  • CO detector alerts with a loud 85dB warning signal indicating dangerous levels of carbon monoxide in your home.
  • Plug-in that still works during a power failure - 2-AA batteries (included) provide backup for your CO alarm in the event of a power outage.
  • Easy & quick installation - plugs into any standard AC wall outlet.
  • Purchase multiple alarms for whole-home detection - place 1 carbon monoxide detector on each level of your home & outside each sleeping area to help protect against poisonous CO gas.
Check Stock

Excursions

  • CO detector alerts with a loud 85dB warning signal indicating dangerous levels of carbon monoxide in your home.
  • Plug-in that still works during a power failure - 2-AA batteries (included) provide backup for your CO alarm in the event of a power outage.
  • Easy & quick installation - plugs into any standard AC wall outlet.
  • Purchase multiple alarms for whole-home detection - place 1 carbon monoxide detector on each level of your home & outside each sleeping area to help protect against poisonous CO gas.
Check Stock

Houseliq [Explicit]

  • CO detector alerts with a loud 85dB warning signal indicating dangerous levels of carbon monoxide in your home.
  • Plug-in that still works during a power failure - 2-AA batteries (included) provide backup for your CO alarm in the event of a power outage.
  • Easy & quick installation - plugs into any standard AC wall outlet.
  • Purchase multiple alarms for whole-home detection - place 1 carbon monoxide detector on each level of your home & outside each sleeping area to help....
Check Stock

Kidde Smoke & Carbon Monoxide Detector, Hardwired with Lithium Battery Backup, Interconnect Combination Smoke & CO Alarm with Voice Alert

  • Fire & CO detector in 1 unit with alert modes, LED lights, & voice alarm, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", or "Low Battery!".
  • Photoelectric sensor technology - smoke detector detects visible fire particles, 85 decibel alarm alerts of fire.
  • Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with lithium battery backup.
  • Test-Hush Feature - silences the unit for approximately 8 minutes.
  • tamper-resistant technology deters removal of the unit from the wall or ceiling.
Check Stock

First Alert Hard-Wired w/Battery Back-up Ionization Heat Alarm

  • Complies with all current 10-year legislation in U.S. states/cities where required.
  • Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires.
  • Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install.
  • Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace....
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom. Same features as SA340CN and SA340B but adds....
Check Stock

Kidde Smoke & Carbon Monoxide Detector, Hardwired, Interconnect Combination Smoke & CO Alarm with Battery Backup, Voice Alert

  • Fire & CO Detector in 1 unit with alert modes, LED lights, & voice alarm, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", or "Low Battery!".
  • Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.
  • Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup.
  • Test-Hush Feature - silences the unit for approximately 9 minutes.
  • tamper-resistant technology deters removal of the unit from the wall or ceiling.
Check Stock