First Alert Hardwired 120V Ionization Carbon Monoxide and Smoke Alarm Plumbing Tools Polymer-coated blade for longer blade

Polymer-coated blade for longer blade life

Small jaw area at contact point ideal for close quarters

Type: Plastic

It can be conveniently carried in the car

With a versatile design

First Alert Hardwired 120V Ionization Carbon Monoxide and Smoke Alarm Plumbing Tools Polymer-coated blade for longer bladeCarbon monoxide & dual ionization smoke sensor Separate visual and audible smoke and carbon monoxide indication to eliminate confusion Intelligent Sensing Technology for fewer nuisance alarms Smart 3 wire interconnect Quick Connect wiring harness for connection to AC power 85dB horn and 9V battery backup 2 silence features: Can silence the low battery chirp for up to 8 hours or temporarily silence an unwanted alarm Interconnectable with up to 18