Best Google Home Water Detectors in 2026

LEAK AND FLOOD PROTECTION:Place the Aeotec SmartThings Water Leak Sensor under sinks, refrigerators, washing machines, and more to detect excess water or moisture and receive immediate alerts on your phone by connecting to the Aeotec Smart Home Hub and using the SmartThings app

TEMPERATURE MONITORING: The sensor also monitors temperature, requiring a 32- to 104-degree operating temperature; You can choose from light-up or siren alerts when abnormal moisture or temperatures are detected in sensitive areas

SHUT DOWN SYSTEMS: You can program your other connected smart devices to shut off water flow or shut down electronics automatically to prevent electrocution and damage to your home from water leaks and irregular temperatures

Real-time Alerts: Connect the gateway to WiFi, and it will instantly send emails, App notifications & alerts to your phone when water leakage occurs even you're not at home. Water sensors and gateway are paired right out of the box. Note: only support 2.4G WiFi, not support 5G WiFi.

Loud Alarm with Mute: If WiFi is not temporarily available, our 100dB alarm is loud enough to be heard. Press the Mute button to silence the alarm when you find the leak.

Drip and Leak Alerts: Water sensor comes with 2 groups of back water detector probes & 1 group of front probes for pipe dripping detection. Use the App to name each sensor with its location.

Ready to Use: Download the app, connect the devices to the app via the 2.4 GHz Wi-Fi network (incompatible with 5 GHz) and then start to protect your home

Real-Time Notifications: When a water leak is detected, a push alert will be sent to your phone, so you’ll be alerted quickly even while you are not at home; you can share the device with your family members so they can also check the device status anytime, anywhere

Know from Anywhere: Once triggered, the water leak sensor and base station will sound simultaneously at a volume of up to 110 dB – loud enough for everybody to hear; simply mute the alarm via the app or push the silence button on the base station or water leak sensor

24/7 PROTECTION: Turn your water on/off from the app manually, or Flo by Moen Smart Water Shutoff will automatically turn off the water for you to protect the home from catastrophic water damage

DAILY LEAK TESTING: MicroLeak Technology proactively monitors the security of the home's entire water system (including behind walls and in foundations) to identify leaks as small as a drop per minute (e.g. pinhole leaks, etc.)

APP DASHBOARD: See how much water you're consuming daily and set conservation goals to encourage saving water and money for your home

LOUD 100DB WATER ALARMS FOR HOME- Each water alarm leak detector features ultra-loud 100dB alarm audio which is loud enough to be heard throughout the house even if leak happens in the basement, garages, or wine cellar. The water detector sensor will sound once the water is detected, alerting you of water leakage to avoid flood strikes.

PLACE ANYWHERE LEAKS HAPPEN - Geevon water leak detectors for home residential with 3.15in diameter and 1.18in height which is easily placed anywhere you want, such as basements, bathrooms, underneath sinks or by water heaters to detect the leaks as they happen. Don’t let the water leakage damage your home property and cost your money!

HIGHLY SENSITIVE WATER SENSOR - Basement water sensor alarm with 3 metal prongs embedded on the bottom is made from high quality ABS materials & electronic parts and waterproof design, it's okay to float on water to detect leaks to prevent the water damage.

PLACE ANYWHERE LEAKS HAPPEN - Don't let an unnoticed leak damage your home and cost you thousands. The Mindful Design Water Leak Detector can be easily placed in bathrooms, basements, underneath sinks or by water heaters to catch leaks as they happen. Keep your family safe and worry-free!

LOUD 95DB ALARM - Each detector features an ultra-loud 95db alarm, no wiring or setup required. When water is detected the alarm will sound, alerting you to the problem before disaster strikes.

COMPACT AND DISCREET - Measuring 3.25" x 3.25" x 1.25", this water alarm's small size allows it be discreetly placed wherever you need it, with multiple color options that will match your ideal placement location.

Avoid Costly Water Damage: Master Sensor Plug-in with a compact, waterproof Sensor Pod (DCH-S163) detects leaks; multi-alert system (voice, alarm, text) notifies you right away

Alerts include powerful LED strobe light, built-in 100dB alarm, mobile phone notifications, and voice alerts with Google speakers providing real-time notifications wherever you are

Easy Setup and Placement: Master Sensor Plug utilizes a 5-foot cord with an attachable 1.5-foot water-sensing cable. Wirelessly expand coverage in up to 16 susceptible areas like next to water heaters, washers, and under sinks with Sensor Pods (DCH-S163)

HIGH SENSITIVE SENSOR CONTACTS - Are you still worrying the water leak damage in your home? Protect your home from potential water damage by installing a leak alarm is best way. Our electronic water leak detector with high sensitive sensor contacts responses quickly and accurately, it is fully automatic and does not require you to install any wiring, two metal sensor contacts of the water sensor to give you a loud alarming when water leak is detected, giving you a reliable result

Loud Alarming - 95dB alarm sound can be heard throughout the WHOLE HOUSE once the water leak or water flow through the sensor contacts. When touching water leak or flooding, a loud alarm will sound from the water sensor alarms. At this time,please take action to deal with it as soon as possible and remove the alarm unit from the leaking environment.This water leak sensor would help you away from water leak damage,choose it go home

Easy to Install, Smart, Affordable, and Compact - Povlen Water Leak Detector is a small device with 3 packs that you place near your hot water heater, toilet, sink, or anywhere else you might get a leak. In the event something does start leaking, the sensor will sound an alarm wherever it’s needed. This water alarms for basements powered by 1X 9V 6F 22 battery (battery is included), just twist off the sensor cover and install the battery manually, then this leak sensor can begin to work normally

APP ALERTS ON YOUR PHONE: Wifi door sensor, "Tuya Smart" or "Smart Life" APP control. No hub required and No fees charge. When door/window is opened or closed, the sensor will push instant notification to your smartphone immediately. You can check your house on APP whatever where you are.

DOOR ALARM COMPATIBLE WITH ALEXA,GOOGLE HOME: Smart door window alarm works with Alexa and Google Home. Support voice control by Google and Alexa. Alexa/Google is able to answer the question “Is the door open/closed?”

DOOR ALARM COMPATIBLE WITH ALEXA,GOOGLE HOME: Smart door window alarm works with Alexa and Google Home. Support voice control by Google and Alexa. Alexa/Google is able to answer the question “Is the door open/closed?”

[Dripping and Leaking Alarm]: Double-sided detection probe, fast response to dripping and leaking.Just press the button 5 seconds to make the water sensor silence when you find the leaking place. And wipe it out immediately.

[Easy to Use]: No wire, No tools required.just pull out the insulation sheet,then place it on any place where the water leak may be happening,such as sink,laundry machines,toilets,dishwashers and any other where you want to monitor. No HUB needed.

[Loud Alarm Audio]: OUVOPO 120db water leak alarm loud enough to be heard even if the leak happens in garage，garret or basement etc.

"SMART WATER STARTER KIT" SpeakerHub Leak Detection Starter Kit, including one SpeakerHub and quantity two Water Leak Sensor 1. Receive alerts via the SpeakerHub's integral speaker: be notified with attention-getting alert tones, followed by text-to-speech-based spoken message, telling you exactly which sensor has detected a leak or flood.

SET IT & FORGET IT! Installs in seconds! The YoLink wireless Water Sensor could not be easier to install; just place near or under the equipment you wish to monitor. Suggested uses are near or under, toilets, water heaters, laundry machines, dishwashers, sinks, fish tanks, in or near sump pumps, and by any other location subject to water leaks and flooding.

FAIL/SAFE: Patented Control-D2D device-to-device pairing allows for functionality with the loss of WiFi, internet and even AC power! Pair your leak sensors to one of our wireless valve controllers and/or sirens. No internet, no WiFi, now worries!

✽【NOTES】An Aqara Hub is required and sold separately. Requires a secured 2. 4 gigahertz WiFi network connection. The Aqara M2 or M1S Hub can connect up to 128 devices(*use of a repeater such as the Aqara Smart Plug or Aqara Smart Wall Switch(With Neutral) is required).

【FLOOD DETECTION】Whenever the Aqara Water Leak Sensor detects water, it can send an alert to your phone and activate the local alarm on the Aqara Hub to prevent leaks and flooding.

【HOME AUTOMATION】Controls and triggers Aqara connected devices when excess water is detected.

💎【120dB Alarm Water Sensor】The 120 dB alarm sound allows you to hear it anytime and anywhere at home, even if there is a leak in the basement. You can mute the alarm for 5s by pressing the button. And wipe it up to stop alarm completely.

💎【Dripping and Leaking Alarm】Unique high-sensitivity design of dual water probes allow you to not only use the tolviviov water detector to detect ground water leak, but also to detect pipe drip. Never miss any leaks in your home.

💎【Low Battery Alert】When water sensor flashes red and sounds "di di" which means battery is low. Please replace it in time to prevent missed early detection of flood due to low battery.

Real-time Alerts:Connect the water leak sensor to the Tuya Smart App. Even if you are not at home, when there is a water leak or seepage, you will be notified (in the form of a smartphone banner alarm, SMS or email) to protect your home and property form water damage.Can work with Alexa, Google Home, IFTTT. Note：Doesn't support 5G WiFi.

Drip&Leak Alerts:Water leak detector alarm is designed with 4 rear water leakage detection probes and 2 front drip probes.There will have an alert when any of the three sets of probes were under the water.

125dB WiFi Gateway:Connection design has stronger and safer signal transmission. It can be used as a bridge between your WiFi and multiple water sensors.Can connect multiple sensors at the same time (up to 24).When the gateway connects to the APP, only 2.4G is required. After the connection is successful, it can be switched to 5G WiFi.

【NOTES】 A Tuya ZigBee Hub is required and sold separately（search B09LM644XJ or B091BRGMTZ on AMZ).

【Real-time Door Open Detection】 Whenever the door/window opens unexpectedly, the MOES Door and Window Sensor will send an alert notification to your phone and activate the local alarm on the MOES Hub.

【Home Automation】 The MOES Door and Window Sensor can control other Tuya ZigBee connected devices as the status of the door or window changes.

Mobile phone pushes in time: When the water sensor detects a leak or overflow, it pushes the leak alert to the smartphone app via the wifi network and immediately notifies the user to stop the potential leak.

Broad compatibility: Just use your voice to control connected devices via Alexa or Google Home. It can also perform automated control using other smart devices that are compatible with Smart Life or IFTTT.

Mobile viewing: You can view alarm records in the APP at any time to prevent water leakage, play a role in security protection, and support wireless WiFi control.

OhmKat exclusive patented innovation - only available here

Designed to detect even small leaks and provide instant notification

Wireless RF alarm receiver can be plugged in anywhere - no wifi required

TUYA DOOR SENSOR: Upgraded door alarm with bluethooth and Wi-Fi dual connecting mode, No gateway hub required; No extra cost; Simple setup wifi window alarms for home in minutes, Control with phone via Smart Life and Tuya apps: available on Android and IOS. Easily install the door sensor anywhere with the included 3M stickers, firm and durable.

PHONE ALERTS: Receive Phone Notifications on status change when opened or closed, with an entry save in History Log. Window alarm sensors can be used for Doors, Windows, Cupboards.

VOICE CONTROL: Wifi garage sensor compatible with Amazon Alexa and Google Assistant. You can query the opening or closing status of doors/windows by voice.

Water sensor provides early detection of water leaks or freezing conditions, so you can take steps to avoid damage

Detects freezing conditions when temperature reach 37 degrees Fahrenheit or when there is a rapid temperature drop

Battery powered: 2 AA batteries are included for simple operation & replacement

EASY INSTALLATION & OPERATION--- No APP, No gateway ,No monthly fee .Web page easy to set up ，Name each Wi-Fi water sensor with its location during set up and email alerts will direct you leak or low temperature are detected immediately to the place of the alarm!  Note: Doesn't support 5G Wi-Fi

REMOTE MONITOR & ALARM ON-SIDE-------Get real time alert by e-mail Whether you are at work or travel, you can receive alerts and track the activity of water leak sensor by e-mail and 100dB audible alarm on-site(When water, excess humidity or extreme temperatures below 40℉ been sensed , the unit sends an alert to registers e-mail, sounds an audible alarm )

Can be use for pet care ---Prevent out of control leakage of urine, but also to ensure that the indoor temperature is cozy, in case of catch a cold

REAL-TIME ALERTS, FREE APP NOTIFICATION: If the water sensor detects leaking water or the preset limit overrun,you smartphone will receive an alarm message by the Tuya APP within a few seconds. Whether you are in the office or on the road, you can check the status via APP at any time. You can also share this with others, and more people can receive alerts and track the progress of wireless sensor activity.

USE Wi-Fi,EASY TO INSTALLL: No gateways and complicated cabling required, you can connect our water sensor to your home Wi-Fi in just a few simple steps (2.4G Wi-Fi only). You can use adhesive taps or screw (included) set to install; just place the water leak detector near or under the equipment you wish to monitor.

WIDE APPLICATION:The water monitor detector can be used in sump pumps, toilets, water heaters, laundry machines, dishwashers, sinks, fish tanks and any other location subject to water leaks and flooding.The smart wifi water leak sensor can also be used to monitor the preset limit of water level in bathtub, pool and other scenarios.

Real-Time Alerts: Connect the water detectors to your phone through the spherical alarm(also an RF Wi-Fi gateway), once the water leak is detected, you will immediately hear 2 alarms ringing and receive an app notification at the same time, save you hundreds or thousands of dollars in repairs.

Support Multiple Water Detectors: The spherical alarm has adopted advanced wireless transmitting technology, supports max 12 water detectors at a time within 100 meters, meets the daily needs of most customers. Each water detector can be renamed in the TUYA app, when the alarm sounds, you will quickly know which area is leaking.

4 Working Modes: After the devices are connected to your phone, you can set and control all the water detectors in the app, tap Disarm/Arm to change the working state of all the water detectors, choose Home mode to set every water detector individually, tap SOS to make the alarms sound without water leaking, helps the elderly, children or people who living alone to send out a distress signal if they encounter unexpected problems.

Our COEMA window sensors for security is only suitable for gateways that support Smart Home APP and Tuya APP. If you do not have it, please purchase the gateway B0B6TS1PH7 first. First activate the gateway and then bind our smart home devices. If there is any problem. Please contact us for more information. We will reply you within 12 hours.

Receive Real-time Alarms Remotely:when door/window is opened or closed, the sensor will push instant notification to your smartphone immediately. so you don't have to worry about your baby going out of house without notice, will easily know when your aged parents leave or arrive home and even can be clear when someone enters your home,shop,office ,etc.In addition,please make sure that there is no obstacle between the door sensor and ZigBee HUB. Or the connetion will be easy to stopped.

Alert message push: Protect your home with open / closed door detection. When the door / window is triggered, you will receive an alarm signal from your phone. Home Security Alarm make House more safety.

SMART WATER ALARM - Our ultra-sensitive water leak detector for your smart home protects against water damage by sounding a 100dB alarm and alerting you remotely through the Wasserstein App

COMPACT DESIGN – Small size fits easily in gaps and crevices, making it a perfect water detector for your refrigerator, water heater, washing machine, or flood alarm for basement and other high-risk areas

APP ENABLED – Connects to your existing Wi-Fi network, simply download the Wasserstein App on iOS or Android and link it to the smart sensor to receive instant updates on any water changes

【 MULTI-PURPOSE USE WiFi MAGNETIC SENSOR 】 - Install the sensor not only on front doors or windows, but also on garage doors, liquor cabinets, front gate, safety deposit box, pet doors and more. Can be used for home, office, restaurant, dorms and apartments. Get a from Tuya APP (Or Smartlife APP) every time the sensor is triggered.

【 LOW BATTERY REMINDER 】 - The smart alarm is powered by 2 AAA batteries (Included), which is easy to install and replace. The product has a low battery reminder function. When the battery is low, the APP will push notifications and the device will beep every minute.

【 90DB SECURITY LOUD ALARM 】 - The built-in 90dB alarm has a good deterrent effect when the sensor is triggered. At the same time, there is a mute function. When you don't need the device to make a sound, you only need to set it according to the manual. When the device is muted, the phone will still receive push notifications from the APP.

🚨 Easy Installation: No Need to use complicated tools when installation, no hub required, just use glue to install, firm and durable.

🚨 Provide peace of mind security protection and insurance discount available wherever applicable. Works great with garage door for peace of mind as well.

🚨 When you leave home, it will send you a notification after sensing the open or close of the door/window/garage. It is convenient and peace of mind

Notes: Treatlife zigbee Hub only compatible with Tuya ZigBee smart home devices, and it needs to connect under 2.4 GHz WiFi frequency, please check the compatibility before purchasing. If you have any questions, please feel free to contact us.

Smart Home Security Sensor: You will receive timely alert notifications from the smartphone app when the status of the protected device changes. For example, get real-time alerts at the exact moment you have an unexpected guest, a runaway child, an opened safe or an escaped pet. The Treatlife window door sensor gives peace of mind, anywhere, anytime.

Low-cost and Effective: The sensitive water detector alarm will emit a 120 dB alarm sound when encountering water leakage or water flow, you can hear it even if you‘re in the basement or garden. The water level sensor is designed to warn you to turn off the water in time so that can be fixed before they become much costlier problems.The alarm will stop once the sensor is dry.

REAL-TIME DOOR OPEN DETECTION & FREE HISTORY RECORD: Whenever the door/window opens unexpectedly, the window alarm sensors will send an alert notification to your phone via tuya smart or smart life app and activate the local alarm on the Tuya zigbee Hub. History record is also open to the users, so you can know when the state of the movement has been detected and deal with it in time.

HAND-FREE VOICE CONTROL: Wireless garage sensor is compatible with Amazon Alexa and Google Assistant for a hands-free experience.Simply give a voice command to check the open or close status instead of going down or picking up your phone; Just say, "Alexa, Is the front door closed?”

DOOR AND WINDOW ALARMS FOR HOME AUTOMATION: The Window Sensors can control other Tuya ZigBee connected devices as the status of the door or window changes. Set up your smart routines in app; For example, Automatically turn on your smart wall switches or lights when door opened; More smart devices can be sync as long as they compatible with Smart Life app.

Note: Aqara Hub E1 can connect up to 128 Aqara devices (*use of repeaters such as the Aqara Smart Plug or Aqara Smart Wall Switch(With Neutral) is required). Zigbee 3.0 Support, enjoy the benefits of the fastest, most stable, and energy-efficient smart home technology.

Flood Detection: Whenever the Aqara Water Leak Sensor detects water, it can send an alert to your phone and activate the local alarm on the Aqara Hub to prevent leaks and flooding.

Flexible and Small Size: The Hub E1 shaft angle can be changed within 210 degrees, which makes its placing extremely flexible. The Smart Hub E1 is compact and very easy to carry, size: 4.25” x 1.18” x 0.3”, weight: 58 grams. Occupies less space and can be placed almost anywhere.