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Don’t ever worry about leaks or floods in your basement, under your sinks, from your water heater and anywhere else around the house. Phyn Smart Water Sensors alert you audibly, visually and with SMS and app notifications to your phone the moment they detect water. Set your own alert thresholds for potentially damaging high and low humidity in the free Phyn app and customize settings to maximize battery life. Easily connects via Wi-Fi to your home network, no hubs necessary. Batteries included. 

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Review Summary

Rating 3.8 out of 5 stars with 57 reviews

Rating by feature

  • Rating 3.7 out of 5 stars

  • Rating 3.8 out of 5 stars

  • Rating 3.6 out of 5 stars

74%would recommend to a friend

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The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

    Phyn - Smart Water Sensor, 1-pack - Black

    Your price for this item is $35.99
    The regular price is $39.99

    4 payments starting at



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    This Product
    Detector Type
    Water leak, Water, Humidity, Temperature
    Water, Water leak
    Data Not Available--
    Sensor Type
    Not available
    Data Not Available--
    Wireless Connectivity
    Data Not Available--
    Data Not Available--

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