First Alert SMCO210 Sealed 10-Year Battery Combo Smoke and CO Alarm with Slim Profile Design Size:1 in H x 5.67 in L x 5.67 in W The wooden knob puzzle makes

The wooden knob puzzle makes a great learning tool for the home as well as the classroom for hands-on

Members Can Purchase True Value #798-439

Plugs into any 110V outlet and reduces monthly pest control expenses

Center Support Is Furnished With 72 "- 120" Size

Adjustable for 2-3/8” or 2-3/4” backset

First Alert SMCO210 Sealed 10-Year Battery Combo Smoke and CO Alarm with Slim Profile Design Size:1 in H x 5.67 in L x 5.67 in W The wooden knob puzzle makesThe First Alert SMCO210 Sealed 10 Year Battery Combo Smoke and CO Alarm with Slim Profile Design uses First Alert's Precision Detection advanced sensing technology and meets new industry standards. This 2 in 1 alarm provides convenient protection against both fire and carbon monoxide (CO). The alarm is also equipped with a 10 year sealed battery to eliminate the need for battery replacements and low battery chirps. First Alert's Precision Detection