First Alert CO400 Battery Carbon Monoxide Alarm
A battery-powered carbon monoxide alarm with an electrochemical sensor, an 85 dB siren and an end-of-life chirp.

The SentrySafe 1160 is UL classified for fire endurance of 1/2 hour at 1550°F, per the listing. It has a privacy key lock with two keys, carrying grips, and a lifetime after-fire replacement guarantee. The interior measures 3 x 13 x 8.75 inches, enough for documents and digital media.
Passports, deeds and backups live in one fire-resistant place.
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