AEGISLINK Interlinked Smoke Detector, Smoke Alarm with Replaceable Battery, Wireless Interconnected Smoke Alarm, S-RF500 (RF Interlinked, 6-Pack)

Features

• This smoke detector comes with an extra-long 10-year product life, keeping you and your family safe for a decade without the need for frequent replacements
• The alarms stay connected using radio frequency, so if one of them detects a threat in one room of the house, all will sound to quickly alert everyone in your home
• Connect up to 24 AEGISLINK wireless devices to fully protect your home, even across multiple stories thanks to an open-air transmission range of over 820 ft (250 m) for smooth communication between interconnected alarms
• Simply press the test/silence button on one of the alarms to test the interlinked system or silence all units, without the need to test or silence each one individually
• Create different network groups to protect your home based on your preferences by adding devices to the existing network or disconnecting devices to create new networks