kidde 900 carbon monoxide detector

First Alert Alarm Smoke DC SMI100 Clam 2pk Tray: 9-Volt Battery, White, Smoke & Fire Detector, 10-Year Warranty

Cool Mist Humidifiers for Bedroom - 2.2L Quiet Ultrasonic, 360° Rotating Nozzle, Adjustable Mist, Auto Shut-Off Humidifier

Plug In Combined Gas and Carbon Monoxide Detector

First Alert BRK SC-9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup

HOM Mist Maker Fogger - Ultrasonic Fogger Machine with 12 Vibrant LED Colors For Fishpond, Aquarium, Birdbath - Fog Machine for Halloween Decor

First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup

Plug In Combined Gas and Carbon Monoxide Detector, Set of 2

Safety 1st Humid Control Filter Free Humidifier: Cool Mist, Ultrasonic, Up to 300 Sq. Ft.

First Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup

First Alert Battery-Powered Ionization/Photoelectric Dual Sensor Smoke Detector 1 pk

First Alert Smoke Alarm, Interconnect Hardwire Detector with Battery Backup, SMI100-AC, 3-Pack

Ring Mailbox Sensor

ecobee Power Extender Kit

Dyson Purifier Cool Gen1 TP10: HEPA Air Purifier & Fan, 10 Settings, Captures Allergens, White/Nickel, Electric, 2-Year Warranty

Airthings Wave Enhance Indoor Air Quality Monitor

Plug In Combined Gas and Carbon Monoxide Detector, 2 Piece Set

Plug In Combined Gas and Carbon Monoxide Detector, 3 Piece Set

First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack

Sabre Elite Door Alarm: Security Sensor for Doors & Windows, Battery Operated, Travel Friendly, White