Shopping security
Hardwired interconnected alarms require an electrician, running wire through walls, and a permit in many jurisdictions. Standard standalone alarms only protect the room they're in — if a fire starts in the basement while you're sleeping on the third floor, you may never hear it. This 6-pack of wireless interconnected smoke and CO detectors gives you whole-home protection with no wiring: when any one unit detects danger, all six sound simultaneously across a 820 ft (250m) mesh network.
The six units link to each other directly via a stable 820 ft mesh network with no central hub and no internet connection required. Each unit communicates with the others directly — if any detector anywhere in the network triggers, the alarm propagates to every unit in the home within seconds. Works in multi-level homes, detached buildings, apartments, and offices without any infrastructure modifications.
Most household smoke and CO detectors use sensors with a 3-year effective life before sensitivity degrades — meaning the detector still runs but may not catch threats as early or reliably. These detectors use premium photoelectric smoke sensors and electrochemical CO sensors rated for a 10-year lifespan. You won't be replacing sensor-degraded detectors every few years. Install them, test them annually, and trust them for a decade.
The most important spec on any smoke or CO detector is certification. This 6-pack is fully certified to UL217 (smoke) and UL2034 (carbon monoxide) standards, verified by laboratories accredited under ILAC ISO 17025/NRTL — the independent third-party testing standard that confirms the device actually performs as rated. Many inexpensive detectors claim compliance without independent verification. UL certification means the performance has been physically tested and confirmed.
The built-in LCD screen displays live CO concentration in parts per million (PPM), current battery status, and alarm condition — so you know the specific threat level at a glance rather than just "alarm" or "no alarm." Color-coded LED indicators differentiate threat types: blue for smoke, red for CO. This is particularly valuable for CO — CO levels that are dangerous but pre-alarm can be seen on the display before any audible alarm triggers, giving you earlier situational awareness.
Powered by 3 AA batteries per unit (all included), each detector runs for up to 5 years per battery set — no annual battery replacements, no chirping at 3am because a battery died. The manufacturer backs this with lifetime free battery and product replacement, which removes the long-term cost concern that often leads to detectors going unserviced or unreplaced.
Pro tip: NFPA recommends smoke alarms on every level of the home, inside every bedroom, and outside each sleeping area. CO detectors are recommended on every level and outside sleeping areas. Six detectors covers a 3-bedroom, 2-story home to full NFPA compliance without any wiring — install in under 30 minutes, test the mesh network, done.
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Ships within 48 hours · Estimated delivery Jun 20 - Jun 25
US$40
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