THIRDREALITY Smart WaterLeak KM1
The THIRDREALITY Smart WaterLeak KM1 is Matter certified (certificate CSA25D2BMAT48253-24, certified Nov 3, 2025). It uses Wi-Fi, so it needs no Thread border router, only your platform’s Matter controller. A certified Matter device can be added to any Matter controller whose app supports its device type, such as Apple Home, Google Home, Alexa, SmartThings or Home Assistant; features vary by app. The maker hasn’t named platforms on a page we hold. Sold in the US at Amazon and THIRDREALITY.
Certificate data as of . Set-up steps and sources: Apple Home · Google Home · Alexa · SmartThings · Home Assistant
CSA Matter certified (certificate CSA25D2BMAT48253-24). Uses Wi-Fi, so it needs no Thread border router, only your platform’s Matter controller.
At a glance: Matter certified: Yes, Nov 3, 2025 · Connectivity: Wi-Fi · Thread border router: Not needed (uses Wi-Fi)
- Works with
- Matter certified as a water leak detector, so it can work with Matter apps such as Apple Home, Google Home, Alexa and SmartThings when the app supports its device type; supported features vary by app. The maker hasn’t named platforms on a page we hold.
- CSA certificate
- CSA25D2BMAT48253-24, certified Nov 3, 2025
- Network & hub
- Wi-Fi; needs no Thread border router, only your platform’s Matter controller
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CSA Matter Certified
Certificate: CSA25D2BMAT48253-24Matter 1.4 certificate
Its certificate, CSA25D2BMAT48253-24, is for Matter 1.4, certified Nov 3, 2025. The Matter version is the specification version on the certificate's ledger record.
Source: CSA Distributed Compliance Ledger, read Oct 19, 2026.
What Matter 1.4 added, and which devices use it →THIRDREALITY Smart WaterLeak KM1 is a water leak detector from THIRDREALITY with a 120 dB alarm. It connects over Wi-Fi. It is CSA Matter certified (certificate CSA25D2BMAT48253-24).
Specifications
- Brand
- THIRDREALITY
- Category
- Sensors
- Protocols
- Wi-Fi
- Certificate ID
- CSA25D2BMAT48253-24
- Certificate holder
- Jiangsu Shushi Technology Co., Ltd.
- Certified
- Nov 3, 2025
- Firmware
- 1.0.0
Ecosystem compatibility
Quick answers
- Is the THIRDREALITY Smart WaterLeak KM1 Matter certified?
- Yes. MatterCatalog matches it to CSA Matter certificate CSA25D2BMAT48253-24, certified Nov 3, 2025.
- Does the THIRDREALITY Smart WaterLeak KM1 work with Apple Home or HomeKit?
- Likely. It is Matter certified (certificate CSA25D2BMAT48253-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named Apple Home on a page we hold. Apple says an iPhone using iOS 18 or later can add Matter accessories to the Home app without a home hub.
- Does the THIRDREALITY Smart WaterLeak KM1 work with Google Home?
- Likely. It is Matter certified (certificate CSA25D2BMAT48253-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named Google Home on a page we hold. Google says you need a Matter-enabled hub device set up on your home wireless network before you can add Matter devices to Google Home.
- Does the THIRDREALITY Smart WaterLeak KM1 work with Alexa?
- Likely. It is Matter certified (certificate CSA25D2BMAT48253-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named Alexa on a page we hold. Alexa needs a Matter-compatible Echo; Amazon says its Echo devices support “a subset of Matter 1.5 and lower device types”, so check that yours does.
- Does the THIRDREALITY Smart WaterLeak KM1 work with Samsung SmartThings?
- Likely. It is Matter certified (certificate CSA25D2BMAT48253-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named SmartThings on a page we hold. SmartThings adds Matter devices through the SmartThings app and a Matter controller.
- Does the THIRDREALITY Smart WaterLeak KM1 work with Home Assistant?
- Likely. It is Matter certified (certificate CSA25D2BMAT48253-24), so any Matter controller whose app supports its device type can add it. The maker hasn’t named Home Assistant on a page we hold. Home Assistant says: “Adding a new Matter device only works in the Home Assistant Companion app.”
- Does the THIRDREALITY Smart WaterLeak KM1 use Thread or Wi-Fi?
- Wi-Fi. Its catalog record lists Wi-Fi, so it joins your Wi-Fi network and does not need a Thread border router. You still need your platform’s Matter controller.
- Does the THIRDREALITY Smart WaterLeak KM1 need a hub or a Thread border router?
- No hub of its own and no Thread border router: it joins your Wi-Fi network. You still need your platform’s Matter controller (a smart speaker, display, streaming box or hub), though Apple says an iPhone using iOS 18 or later can add Matter accessories without a home hub.
- When was the THIRDREALITY Smart WaterLeak KM1 Matter certified?
- The CSA certified it on Nov 3, 2025 (certificate CSA25D2BMAT48253-24). That is its certification date, not a retail release date, which MatterCatalog does not state.
- Where can I buy the THIRDREALITY Smart WaterLeak KM1?
- MatterCatalog has verified store links for it at Amazon and THIRDREALITY. Check the current price, model and pack size at the store.
From this product’s catalog record, not hands-on testing. Editorial policy
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THIRDREALITY KM1
CSA certified