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If low battery there will be a signal alarm, which will recall you to change a new battery, then the smoke detectors will work as usual.
There 2 expansion screws in the box to help you install the alarm. Test button & low battery signal: the smoke alarm is easily to test by pressing the button more than 5 seconds. Home protection: working smoke smoke detector cut the risk of dying in a home fire by 50%, and that's important because a home fire starts every 83 seconds! The faster you realize a fire warning, the more time you can escape from the fire.

More sensitive to light smoke and slow smoldering fires and more quickly to remind you. If you have any problem with smoke alarm, it's low battery signal, please contact us.
Easy installation: the smoke detector can easily install with mounting bracket. Accurate & sensitive: the small smoke alarm adopts photoelectric technology to detect smoke. The faster you know about the fire, working fire detector reduces the risk of home fire deaths by 50%. If red led flashes with “chirp” every 30 seconds, please change battery in 7 days. If fault, please clean dust or smoke inside smoke alarm with fan. Small size, DIA 3. 3inch.


Tamper resistant alarm also features a single test/silence button, side battery door, and missing battery guard. Help keep your family safe with this battery powered smoke alarm featuring an ionization sensor for smoke detection; a loud 85 decibel alarm sounds when smoke levels are elevated.

Please clean up the dust on the alarm every 6 months to prevent the smoke alarm from being clogged or blocked. Safety clip feature, not allow mounting of smoke alarm without battery installed. The led light and alarm will continue until the air is cleared or the test button is released.
Easy installation: can be installed in several minutes. Coming with screws and bracket. Photoelectric technology which is optimized to detect slow smoldering fires which generate light smoke, little heat and may smolder from all directions for hours before bursting into flames. It should be installed in every room except the bathroom and kitchen, making sure the people in your home will be able to hear and respond to the alarm sound.

Timely alarm, there is no need to worry. If you have any problem with smoke detector, THK 1. 9 inch. Size and battery▶ portable size, please change batteries in 7 days if low battery alert goes off.
Do not use an open flame to test smoke alarm, you will damage the alarm or ignite combustible materials and cause structure fire. Advanced technology▶ smoke alarm adopts photoelectric technology, 85 db sound is loud enough to alert all members at home. Complete home protection▶ fire detector doesn't contain radioactive material. Even in sleeping, which is more sensitive to light smoke and slow smoldering fires.

Rapidly flashing red led alerts the user if the alarm has sounded since the last time the test reset button was used. Ul certified, 10-year limited warranty.
Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Smart hush temporarily silences nuisance alarms and will not allow hush mode to be activated unless the unit is in alarm mode.


A loud 85-decibel alarm sounds when carbon monoxide, and Smoke levels begin to rise, Easy to Install and Use: The alarm can easily install with mounting bracket.
Test/slience button: tests the unit for proper operation and resets the carbon monoxide alarm, Alarm. Combo smoke and co detecor: features electrochemical Carbon Monoxide sensing technology and photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; helps minimize the number of false alarms. Environment friendly, without smell, radiation or harm.

No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. States/cities where required. 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 the unit.
Ionization Sensor. 10-year limited warranty. No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. 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. Perfect mount allows for easy alignment of alarm.
1. SITERWELL
#ad
6 Packs, GS528A, Smoke Alarm with Photoelectric Sensor and 9V Battery OperatedInclude, Fire Safety for Kitchen,Home,Hotel, 10-Year Life Time Fire Alarm with UL Listed, SITERWELL Smoke Alarm
#adSITERWELL #ad - Safety clip feature: the photoelectric smoke detectors are not allowed mounting without battery install, so don't worry about the fire risk if you forget the battery. 10 years life time: the smoke alarm have 10-year long lifenot the battery life time with loudly alarmLoud>85dB alarm signal at 3 meters, to make the room person can hear the alarm clearly when the smoke alarm is chirping, There will be enough time to leave from the dangerous.If low battery there will be a signal alarm, which will recall you to change a new battery, then the smoke detectors will work as usual.
More information #ad
Easy install & replacement battery: the smoke detector is 9V battery operated, which can be quickly replaced. There 2 expansion screws in the box to help you install the alarm. Test button & low battery signal: the smoke alarm is easily to test by pressing the button more than 5 seconds. Home protection: working smoke smoke detector cut the risk of dying in a home fire by 50%, and that's important because a home fire starts every 83 seconds! The faster you realize a fire warning, the more time you can escape from the fire.
Brand | SITERWELL #ad |
Manufacturer | SITERWELL ELECTRONICS CO.,LIMITED #ad |
Part Number | GS528A |
Model | GS528A |
More information #ad
2. Ecoey
#ad
Bedroom, 6 Packs, FJ136GB, Ecoey Smoke Alarm Fire Detector with Photoelectric Technology and Low Battery Signal Battery Include, Fire Alarm with Test Function for Home
#adEcoey #ad - Home protection: according to us data analysis, the sooner you start moving your family, a family fire begins every 38 seconds. Sound & led warning: when the fire alarm detects smoke or detect combustion particles in the air, it will alert in 85db and the red LED will flash rapidly to remind you to check.More sensitive to light smoke and slow smoldering fires and more quickly to remind you. If you have any problem with smoke alarm, it's low battery signal, please contact us.
More information #ad
No hardwired anymore and you can install it wherever you want, except bathroom and kitchen, keep 3 ft away from the kitchen, bathroom, or other high air flow areas. Test button: please test the fire detector once a month. Easy installation: the smoke detector can easily install with mounting bracket. Accurate & sensitive: the small smoke alarm adopts photoelectric technology to detect smoke. The faster you know about the fire, working fire detector reduces the risk of home fire deaths by 50%. If red led flashes with “chirp” every 30 seconds, please change battery in 7 days. If fault, please clean dust or smoke inside smoke alarm with fan. Small size, DIA 3. 3inch.
Brand | Ecoey #ad |
Manufacturer | SITERWELL ELECTRONICS CO.,LIMITED #ad |
Part Number | GS526A |
Model | GS526A |
More information #ad
3. Kidde
#ad
Kidde Smoke Detector Alarm | Battery Operated | Model # i9050 Pack of 4
#adKidde #ad - The kidde i9050 basic, battery operated smoke alarm provides you and your family an early warning signal against the dangers of fire and smoke. This easy to install smoke alarm includes a test button to verify the unit's electronic circuitry, horn and battery function are work properly.More information #ad
This alarm uses ionization sensing technology. This smoke alarm is powered by a 9V battery and is suitable for all living areas. The i9050 also includes a tamper resist feature to help deter theft or tampering.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Part Number | i9050 |
More information #ad
4. FIRST ALERT
#ad
White, First Alert SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button
#adFIRST ALERT #ad - Battery operated alarm unit provides continuous monitoring even if there's a power failure; Plus, it's easy to install. Ionization sensor is effective in recognizing smoke from flaming fires such as paper and grease fires.Tamper resistant alarm also features a single test/silence button, side battery door, and missing battery guard. Help keep your family safe with this battery powered smoke alarm featuring an ionization sensor for smoke detection; a loud 85 decibel alarm sounds when smoke levels are elevated.
More information #ad
It can ship within the US except New York. 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. To ensure complete protection make sure to place one on each level of your home and in each bedroom.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 1.9 Inches |
Length | 4.3 Inches |
Weight | 0.5 Pounds |
Width | 4.3 Inches |
Part Number | SA303CN3 |
Model | SA303CN3 |
Warranty | 10-year limited warranty |
More information #ad
5. LShome
#ad
4 Pack Smoke Detector Fire Alarms 9V Battery Operated Photoelectric Sensor Smoke Alarms Easy to Install with Light Sound Warning, Test Button,9V Battery Included Fire Safety for Home Hotel
#adLShome #ad - 100% 10 years warranty : if there are any problems with our products, you can contact us, we must reply you within 24hours as soon as possible. Note: please test it once a month to ensure that the smoke alarm works properly. Suitable for multiple places: this smoke detector does not contain any radioactive material.Please clean up the dust on the alarm every 6 months to prevent the smoke alarm from being clogged or blocked. Safety clip feature, not allow mounting of smoke alarm without battery installed. The led light and alarm will continue until the air is cleared or the test button is released.
More information #ad
Photoelectric technology&material: fire-retardant abs v0 level. 9v battery-powered Photoelectric sensor Smoke Alarm. Sound & led warning: when the fire alarm detects smoke or detect combustion particles in the air it will sound their alarmsAlarm volume: > 85dBA @ 3 meters and the red LED will flash rapidly. Easy installation: can be installed in several minutes. Coming with screws and bracket. Photoelectric technology which is optimized to detect slow smoldering fires which generate light smoke, little heat and may smolder from all directions for hours before bursting into flames. It should be installed in every room except the bathroom and kitchen, making sure the people in your home will be able to hear and respond to the alarm sound.
Brand | LShome #ad |
Manufacturer | LShome #ad |
Height | 1.2 Inches |
Length | 4 Inches |
Width | 4 Inches |
Part Number | 910-A |
Model | 910-A |
More information #ad
6. SITERWELL
#ad
SITERLINK Smoke Detectors Battery Operated, Photoelectric Sensor Fire Alarms Smoke Detectors with LED Lights, GS528A, 4 Packs, Smoke Alarm with Test-Silence Button, UL Listed Fire Alarm for House
#adSITERWELL #ad - 1 year battery operated smoke detector, please contact us, DIA 3. 9inch, we will solve it. Test button▶ test smoke detector weekly by pushing the test button on the cover and holding it down at least 5 seconds. It should be installed in every room except the bathroom and kitchen, more than 3 ft from the kitchen, bathroom, or other high air flow areas.Timely alarm, there is no need to worry. If you have any problem with smoke detector, THK 1. 9 inch. Size and battery▶ portable size, please change batteries in 7 days if low battery alert goes off.
More information #ad
Avoid fire hazards▶ fire alarms smoke detectors meet ul safety requirements for homes, while home fire starts every 83 seconds! The faster you know about a fire, cut the risk of dying in home fire by 50%, the faster you can escape from the fire. Do not use an open flame to test smoke alarm, you will damage the alarm or ignite combustible materials and cause structure fire. Advanced technology▶ smoke alarm adopts photoelectric technology, 85 db sound is loud enough to alert all members at home. Complete home protection▶ fire detector doesn't contain radioactive material. Even in sleeping, which is more sensitive to light smoke and slow smoldering fires.
Brand | SITERWELL #ad |
Manufacturer | SITERWELL ELECTRONICS CO.,LIMITED #ad |
Height | 1.9 Inches |
Length | 3.94 Inches |
Weight | 0.44 Pounds |
Width | 3.94 Inches |
Part Number | GS528-4 |
Model | GS528 |
More information #ad
7. Kidde
#ad
Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert
#adKidde #ad - Kidde's smoke alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards. Sealed-in lithium battery never replace battery over the ten-year life of the alarm.Rapidly flashing red led alerts the user if the alarm has sounded since the last time the test reset button was used. Ul certified, 10-year limited warranty.
More information #ad
Test-silence button - allows for test & silence of alarm. Easy installation & no battery fuss - smoke alarm will automatically activate when attached to the mounting bracket. Replacement alert - indicates when the smoke alarm needs to be replaced; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling. Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Smart hush temporarily silences nuisance alarms and will not allow hush mode to be activated unless the unit is in alarm mode.
Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 1.55 Inches |
Width | 5.6 Inches |
Part Number | 442007 |
Model | i9010 |
Warranty | 10-year limited warranty |
More information #ad
8. Kidde
#ad
Kidde Smoke Detector, Battery Powered, Smoke Alarm
#adKidde #ad - Ionization sensing technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Test-silence button - allows for test & silence of alarm.More information #ad
Low battery warning feature indicates when the battery needs replacement. Easy installation - smoke detector is powered by a 9-volt battery; no hardwiring required. Ul certified, 10-year limited warranty.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1 Inches |
Length | 2 Inches |
Weight | 0.62 Pounds |
Width | 1 Inches |
Part Number | i9050 |
Model | i9050 |
More information #ad
9. Elvicto
#ad
Kitchen, 3 Pack 10 Year Battery Operated Smoke Detector and Carbon Monoxide Detector, Travel Portable Photoelectric Fire Co Alarm for Home
#adElvicto #ad - No hardwired anymore. 10 year battery operated: this combination smoke detector and carbon monoxide detector 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.A loud 85-decibel alarm sounds when carbon monoxide, and Smoke levels begin to rise, Easy to Install and Use: The alarm can easily install with mounting bracket.
More information #ad
It can keep you and your family safe at any time. Low battery signal: low battery voltage signal and end of life warning ensures the co detector can work normal. Test/slience button: tests the unit for proper operation and resets the carbon monoxide alarm, Alarm. Combo smoke and co detecor: features electrochemical Carbon Monoxide sensing technology and photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; helps minimize the number of false alarms. Environment friendly, without smell, radiation or harm.
Brand | Elvicto #ad |
Manufacturer | Elvicto #ad |
Model | GS811-A |
More information #ad
10. FIRST ALERT
#ad
White, First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery
#adFIRST ALERT #ad - To ensure complete protection make sure to place one on each level of your home and in each bedroom. Ionization Sensor. 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.No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. States/cities where required. 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 the unit.
More information #ad
Complies with all current 10-year legislation in U. S. Same features as sa340cn and SA340B but adds Sealed Battery Technology. 10-year limited warranty. Ionization Sensor. 10-year limited warranty. No battery changes for the Life of the Alarm; 3V Lithium Power Cell Included. 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. Perfect mount allows for easy alignment of alarm.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5.6 Inches |
Length | 5.6 Inches |
Weight | 0.01 Pounds |
Width | 2.25 Inches |
Part Number | FBA_0827B |
Model | 0827B |
Warranty | ------- |
More information #ad