First Alert Onelink Smoke Alarm with Voice Alert SA511CN2-3ST | On Sale

First Alert SA511CN2-3ST One Link Voice Smoke Detector (2 Pack) is on sale now, woot offers these products just for $39.99 with $5 shipping, that’s much lower from first mention on this site. First Alert SA511CN2-3ST automatically communicates with other ONELINK-enabled alarms when installed, It can connect up to 18 Onelink alarms in your home and when one sounds, they all sound for increased whole-home protection.

The wireless network operates on 914 MHZ 3 channels and will not interfere with other electronics. The ONELINK smoke alarms uses photoelectric sensing technology which is environmentally friendlier and which reduces nuisance alarms, making the First Alert SA511CN2-3ST One Link Voice Smoke Detector ideal for cooking areas.