First Alert 1046869 Interconnect Hardwire 2-in-1 Smoke & CO Alarm with Battery Backup Brand_COSCO Used & recommended by professional

Used & recommended  by professional rosarians

Perfect for bulbs and all perennials at planting time

Mag-I-Cal® for Lawns in Acidic Soil contains pelletized calcium carbonate

Balanced & Design Coordinated Hands & Pointer

First Alert 1046869 Interconnect Hardwire 2-in-1 Smoke & CO Alarm with Battery Backup Brand_COSCO Used & recommended by professionalThe SMICO100 AC Interconnect Hardwire 2 in 1 Smoke and CO Alarm with Battery Backup utilizes First Alert's Precision Detection technology and meets the latest industry standards. Easily install and interconnect multiple detectors together to create an alarm system throughout your home. First Alert's Precision Detection advanced sensing technology complies with the latest industry standards to reduce cooking nuisance alarms and provides early warning