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Cheapest whole-home leak alerts
Govee Water Leak Detector (with gateway)
By the Plugged-In Home editors · Updated Sep 28, 2026
Loud local alarms and phone alerts from inexpensive sensors.
Usually under $75 for a kit
8.2/10How we score
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Our take
Govee’s kit is the cheapest way to put a leak sensor under every sink and next to the water heater. The loud local alarm matters: you’ll hear it even if your phone is off.
Our take
Govee’s kit is the cheapest way to put a leak sensor under every sink and next to the water heater. The loud local alarm matters: you’ll hear it even if your phone is off.
What we like
- Low cost per sensor in multi-packs
- Loud alarm plus phone alerts
- Long range reaches garages and basements
Watch out for
- No Matter or Apple Home
- Gateway needs 2.4 GHz Wi-Fi
Skip it if you’re building a Matter and Thread home. Look at Matter leak sensors instead.
See alternativesSpecifications
- Made by
- Govee
- Hub
- Gateway on 2.4 GHz Wi-Fi
- Alarm
- Up to 105 dB
- Battery
- Up to 5 years
- Waterproof
- IP67
- Works with
- Alexa, Google Assistant
Govee Water Leak Detector (with gateway)
8.2/10Usually under $75 for a kit
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