First Alert BRK 7010BFF-3 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, 3-Pack , White - - Amazon.com
First Alert FG200B2 Family Gard Basics Smoke Alarm 2-Pack | Battery Operated Smoke Detector , White - Smoke Detectors - Amazon.com
Resideo RCHW3610WF1001/N Wi-Fi Water Leak Detector, 1.2, White - - Amazon .com
FTL Motion Sensor Light Bulbs Warm White 3000K, Outdoor/Indoor Dusk to Dawn LED Motion Detector Light Bulb, 9W=60W E26 Motion Activated Bulb for Porch, Front Door, Hallway 2-Pack - Amazon.com
First Alert BRK SCO2B Smoke and Carbon Monoxide (CO) Detector with 9V Battery , White - Combination Smoke Carbon Monoxide Detectors - Amazon.com
Amazon.com : DeeAWai Metal Detectors for Kids Adults - Beginner Waterproof Metal Detector with 8" Coil - 2lbs Lightweight Metal Detectors with Adjustable Stem : Patio, Lawn & Garden
Smarter Living– Smart WiFi Gas Detector (Natural Gas, Propane, and Other Flammable Gases), Loud 70dB Alarm, Phone Notifications, No Hub Required, Reliable Sensor, Modern White Status LED - - Amazon.com