1. Introducció
The Xiaomi Mijia Water Sensor Flood Water Leak Detector is a smart home device designed to provide early warning of water leaks and flooding. Utilizing the electrical conductivity of water, it detects water overflow when the immersion height reaches 1mm, triggering alerts and enabling timely countermeasures to prevent significant damage. This device integrates seamlessly with the Mijia ecosystem, offering both local and remote notifications.

2. Característiques clau
- Precise Water Detection: Detects water leaks when the water level reaches 1mm, utilizing electrical conductivity.
- Integració de la llar intel·ligent: Links with other intelligent products and the Mijia APP for comprehensive home security.
- Local & Remote Alerts: Provides immediate sound reminders via Xiaoai speakers (if configured) and sends flood notifications to your mobile phone.
- Disseny durador: Features an IP67 waterproof and dustproof rating, ensuring reliable operation in humid and dusty environments. The shell is made of anti-UV material to prevent fading.
- Llarga vida útil de la bateria: Low energy consumption allows the button battery (CR2032) to last over 2 years under normal circumstances.
- Monitorització d'aplicacions: The Mijia APP allows checking flooding logs, battery power, and signal strength, and provides low power reminders.

3. Contingut del paquet
En obrir el paquet, comproveu que tots els elements hi siguin presents i que estiguin en bon estat:
- Xiaomi Mijia Water Sensor Flood Water Leak Detector (Model: SJWS01LM)
- CR2032 Button Battery (pre-installed or included separately)
- Manual d'usuari (aquest document)
Nota: No s'inclou un adaptador per a la caixa d'entrada.
4. Especificacions
| Atribut | Detall |
|---|---|
| Marca | Xiaomi |
| Model de producte | SJWS01LM |
| Mida del producte | 50 x 17 mm |
| Pes net | 23 g |
| Mètode de comunicació | Compatible amb Bluetooth |
| Estat de l'Assemblea | A punt per anar |
| Tipus de bateria | CR2032 |
| Temperatura de treball | 0 ℃ ~ 55 ℃ |
| Grau de protecció | IP67 (resistent a l'aigua i a la pols) |
| Certificació | CE |

5. Guia de configuració
To set up your Xiaomi Mijia Water Sensor, follow these steps:
- Install Mijia APP: Download and install the official Mijia (Mi Home) application on your smartphone.
- Configuració de la regió: Ensure your Mijia APP region is set to "China mainland" for optimal compatibility and functionality. Navigate to Settings > Region in the app to adjust this.
- Bluetooth Gateway: This product requires a Bluetooth gateway or a Bluetooth Mesh gateway to function. Ensure you have a compatible gateway set up within your Mijia ecosystem.
- Afegeix un dispositiu:
- Open the Mijia APP and tap the '+' icon to add a new device.
- The app will scan for nearby Bluetooth devices. Select "Mi Flood Detector" from the list.
- Press and hold the button on the water sensor for a few seconds until the indicator light blinks, indicating it's in pairing mode.
- Follow the on-screen prompts to complete the pairing process. Ensure Bluetooth is enabled on your phone and keep it close to the device.
- Once connected, you can assign the sensor to a specific room (e.g., Washroom, Kitchen, Basement, Balcony) and rename it for easy identification.
- Col·locació: Place the sensor in areas prone to water leaks, such as under sinks, near washing machines, water heaters, or in basements. Its compact and elegant design allows it to fit discreetly anywhere.
- Sound Reminders (Optional): If you wish to receive sound reminders, you will need a Xiaoai speaker. Set up smart linkage through the Mijia APP to connect the water sensor with the Xiaoai speaker.

6. Funcionament
Once the Xiaomi Mijia Water Sensor is successfully set up and placed, it operates automatically:
- Detecció: The sensor continuously monitors for water. When the water level reaches approximately 1mm and creates a conductive path between its two metal probes, it triggers an alert.
- Alertes:
- App Notification: Your smartphone will receive an immediate notification via the Mijia APP, alerting you to the detected flood.
- Alarma sonora: If linked with a Xiaoai speaker, the speaker will play a sound reminder.
- Indicació local: The sensor itself may have a small indicator light that activates upon detection.
- Monitoring via Mijia APP: You can open the Mijia APP at any time to check the status of your water sensor, including its current state (normal/alert), battery level, and a log of past flooding events.

7. Manteniment
- Neteja: Periodically wipe the sensor's surface and metal probes with a dry, soft cloth to ensure optimal performance. Avoid using harsh chemicals or abrasive materials.
- Substitució de la bateria: The sensor uses a CR2032 button battery. The Mijia APP will send a low power reminder when the battery needs replacement. To replace:
- Gently twist the bottom cover of the sensor counter-clockwise to open it.
- Traieu la bateria CR2032 antiga.
- Inseriu una nova bateria CR2032 amb el costat positiu (+) cap amunt.
- Alineeu la coberta i gireu-la en sentit horari per fixar-la.
- Condicions ambientals: While the sensor is IP67 rated, prolonged submersion or exposure to extreme temperatures outside its working range (0 ℃ ~ 55 ℃) should be avoided to ensure longevity.

8. Solució De Problemes
- Sensor not connecting to Mijia APP:
- Ensure your phone's Bluetooth is on and the sensor is within range of your phone and the Bluetooth gateway.
- Verify that the Mijia APP region is set to "China mainland".
- Check if the Bluetooth gateway is powered on and connected to your network.
- Press and hold the sensor button to re-enter pairing mode.
- Substitueix la bateria si està baixa.
- No alerts received on phone:
- Confirm the sensor is successfully paired and online in the Mijia APP.
- Check your phone's notification settings for the Mijia APP to ensure alerts are allowed.
- Assegureu-vos que el telèfon tingui una connexió a Internet activa.
- No sound alarm from Xiaoai speaker:
- Verify that the Xiaoai speaker is properly set up and connected to your Mijia account.
- Check the smart linkage settings in the Mijia APP to ensure the water sensor is correctly configured to trigger the Xiaoai speaker.
- Falses alarmes:
- Ensure the sensor's probes are clean and dry. Dust or debris can sometimes cause false readings.
- Relocate the sensor if it's in an area prone to condensation or minor splashes that are not actual leaks.
9. Consells d'usuari
- Gateway is Essential: Remember that this sensor requires a Bluetooth gateway or Bluetooth Mesh gateway to connect to your smart home system and the Mijia app. It cannot function as a standalone Wi-Fi device.
- Configuració de la regió: For the best experience and full functionality, ensure your Mi Home/Mijia app is set to the 'China mainland' region during setup. This is a common requirement for many Xiaomi smart devices.
- Col·locació estratègica: Place sensors in critical areas like under sinks, near water heaters, washing machines, dishwashers, and in basements or utility rooms. Consider placing them on the floor in corners where water might accumulate first.
- Prova regularment: Periodically test your sensor by placing a small amount of water on its probes to ensure it triggers an alarm and sends notifications. This confirms it's working correctly.
- Monitorització de la bateria: Keep an eye on the battery level through the Mijia app. Replacing the battery proactively can prevent gaps in your leak detection coverage.
10. Garantia i Suport
The Xiaomi Mijia Water Sensor Flood Water Leak Detector comes with a standard manufacturer's warranty. Please refer to the warranty card included in your product packaging for specific terms and conditions, including the warranty period and coverage details.
Per a assistència tècnica, assistència per a la resolució de problemes o reclamacions de garantia, poseu-vos en contacte amb el servei d'atenció al client de Xiaomi o visiteu el lloc web oficial d'assistència de Xiaomi. website in your region. Ensure you have your product model number (SJWS01LM) and proof of purchase available when seeking support.





