First Alert CO910 Carbon Monoxide Alarm, 3 V Aviation Photocell control - automatically turns

Photocell control - automatically turns on and off

Used to secure the position of rebar during concrete pouring

Anchors posts

Welded chain

First Alert CO910 Carbon Monoxide Alarm, 3 V Aviation Photocell control - automatically turnsHighlights: Color: White Volts: 3 Power Type: Battery Powered Sensor Type: Electrochemical Detects Carbon Monoxide: Yes Test and or Reset Button: Yes Indoor and Outdoor: Indoor End of life signal Alarm status LED indicator Electrochemical carbon monoxide sensor Versatile mounting options tabletop or wall Sealed lithium battery eliminates costly battery replacements UL Listed Number in Package: 1 Packaging Type: Clamshell