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First Alert

1042253

Smart Smoke + Carbon Monoxide Alarm - Battery Operated (2nd Gen)

Available in the US only

DISCONTINUED. This product is out of production.

This product is being phased out. Available while supplies last. No direct replacements are available, but you can

First Alert

1042253

Smart Smoke + Carbon Monoxide Alarm - Battery Operated (2nd Gen)

Available in the US only

DISCONTINUED. This product is out of production.

This product is being phased out. Available while supplies last. No direct replacements are available, but you can

First Alert

1042253

Smart Smoke + Carbon Monoxide Alarm - Battery Operated (2nd Gen)

Available in the US only

DISCONTINUED. This product is out of production.

This product is being phased out. Available while supplies last. No direct replacements are available, but you can

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First Alert

1042253

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Install (4)

Title	Date Posted	Size
User's Manual: Model 1042253 Onelink Smart Smoke & CO Alarm (English)	08/2020	1741483 kb	Download
User's Manual: Model 1042253 Onelink Smart Smoke & CO Alarm (French Canadian)	08/2020	2229626 kb	Download
Spec Sheet: Smart Smoke & CO Alarm - 1042253 (English)	03/2021	699649 kb	Download
Spec Sheet: Smart Smoke & CO Alarm - 1042253 (French Canadian)	03/2021	706016 kb	Download

BRK Model	1042253
Sensor Type	Photoelectric \| Electrochemical
Sensor Information	Smoke particles of varying number and size are produced in all fires. For maximum protection, use both ionization and photoelectric sensing technologies. Ionization alarms are generally more sensitive to fast flaming fires and photoelectric alarms are generally more sensitive to smoldering fires.
Power Supply	Battery
Current Type	DC
Battery Type	3 Cell Battery Pack
Product Height	1.57 \| 40
Product Length	5.88 \| 149
Product Width	5.88 \| 149
Product Weight	0.75 \| 340
Warranty	5 Years Limited
Power Source	Battery Operated
Features	End-of-Life Warning \| Voice Alerts \| Wireless Interconnectivity
Type	Smart Smoke & Carbon Monoxide Alarm
Hazmat Information	LITHIUM METAL BATTERIES in compliance with Section II of PI970

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