Kidde Smart Water Leak & Freeze Detector

Updated August 6, 2026

Damaged?: No Assembly Required?: No Missing Parts?: No Functional?: Unable to Test UPC: 047871312085 Brand: Kidde Model: 21031205 Title: Kidde Smart Water Leak & Freeze Detector The Kidde Smart Water Leak Detector & Freeze Alarm is your first line of defense against potential water damage from a broken water heater, water leaking from the base of a toilet, a leaky drain, or frozen pipes. Simply place the home water leak detector under a sink, near pipes, or anywhere at risk for leaks or freezes. When the water leak sensor detects water or a significant temperature drop, it emits a series of 85 decibel alarms and sends a notification to your smartphone. Plus, it's equipped with Kidde HomeSafe, which connects the water leakage detector to the Kidde app for additional smart features like silencing false alarms when you are home or notifying friends & family when a leak or temperature drop is detected. For homeowners, there are few words more dreaded than "frozen pipes." This residential water leak detection alarm and freeze detector gives you a fighting chance against that disaster. The water leak alarm is also easy to set up: just scan the QR code on the back. The Kidde smart water leak detector is also Google Home and Alexa compatible. As a trusted leader in fire safety for over 100 years, adding additional home safety to our family of products, like a water leak detector, was the next logical step. The Kidde Smart Water Leak Detector & Freeze Alarm provides an added level of home safety, and it's all from the #1 most installed fire safety brand in North America.. Wi-Fi enabled, receive notifications 24/7 using the Kidde app. Detects water leaks or dropping temps, avoiding frozen pipes. Slim design place in tight spaces like under sinks and pipes. Receive mobile notifications: the Kidde HomeSafe feature connects with the Kidde app for mobile alerts sent to your smartphone. Senses water leaks or if the temperature starts approaching freezing, so you can take steps to avoid damage. Smart home devices: use voice commands to check water leak detector status and connection (alexa and all related marks are trademarks, google and google home are trademarks of google LLC). Mobile alerts can be sent to friends and family in the event of a water leak or temperature drop. Slim devices are small enough to fit in the palm of your hand, so you can place a unit almost anywhere in your home where you need water leak detection. Simple installation and setup: download the Kidde app, scan the QR code, and follow the step-by-step instructions. 85 decibel alarm sounds when a water leak or significant temperature drop is detected. Compatible with select iPhone & Android smartphones, tablets, & iPad. Unit includes: (2) AA Batteries, Quick Start Guide, and User Guide. Mobile alert services are ancillary to the product and for informational purposes only. They are not intended or suitable for life safety or critical purposes nor do these services take the place of thir

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