eufy Vand- og frostsensor med fjernalarmer

The freeze alert already saved me — got a notification on my phone when the garage hit 33°F overnight. Setup took maybe two minutes, and now I actually sleep through cold snaps instead of checking the thermostat.

Put one of these under the kitchen sink after our pipe started sweating last winter, and it pinged my phone within seconds when I tested it with a wet paper towel. The freeze alert is the feature I didn't know I needed — got a heads-up at 2am when the garage dropped below freezing and saved me a plu

The freeze alert already saved me once when my basement hit 30 degrees overnight. I do wish the water sensor had a longer range from the hub, since mine drops out at the far end of the garage.