eufy Security Water & Freeze Sensor with Remote Alerts | IP65 Waterproof, 2-Year Battery, HomeBase Compatible

Protect your home from water damage and freezing temperatures

Meet the eufy Security Water and Freeze Sensor, a compact wireless device designed to alert you the moment it detects moisture or chilly conditions. Real-time notifications arrive on your phone or tablet, so you can respond quickly and minimize disruption.

Placement is flexible—locate it near appliances under sinks, in basements, garages, or along exterior walls where freezing risk exists. The IP65 rating means it stands up to damp environments, giving you more placement options without worrying about weather exposure.

Key benefits at a glance

• Instant alerts for leaks and freezing temperatures, so you can take action early.
• Hassle-free setup—place the sensor anywhere you want protection and pair with HomeBase.
• Long battery life with a replaceable cell, typically up to two years between changes.
• Stable connectivity to HomeBase 2 or 3 via sub-1G, helping alerts reach your hub reliably.
• Unified control in the eufy Security app, with battery status and notifications all in one place.

Optional 24/7 Protection Service is available to complement your setup and provide around-the-clock monitoring. While these capabilities align with the product design, actual results depend on installation conditions and usage.

Real-world use scenarios

• Protect laundry rooms, basements, and crawl spaces from unexpected leaks.
• Monitor outdoor water lines or HVAC components to catch freezing early.
• Centralize alerts through HomeBase so you can act quickly from anywhere.