1. Introducció
The Fuers WLAN Water Leak Detector (Model WFSJ01) is designed to provide real-time monitoring for water leaks and drips in your home or office. This device connects to your 2.4 GHz Wi-Fi network and sends instant notifications to your smartphone via the Tuya app, allowing for prompt action to prevent potential water damage. Its robust design and dual detection capabilities make it an essential tool for safeguarding your property.
2. Informació de seguretat
- No exposeu el dispositiu a temperatures extremes ni a la llum solar directa.
- Mantingueu el dispositiu allunyat dels nens i de les mascotes.
- Feu servir només el tipus de pila especificat (2 piles AAA).
- Assegureu-vos la polaritat correcta de la bateria durant la instal·lació.
- Eliminar les bateries usades d'acord amb la normativa local.
- No intenteu desmuntar ni reparar el dispositiu vosaltres mateixos. Poseu-vos en contacte amb el servei d'assistència si cal.
3. Contingut del paquet
- 1 x Fuers WLAN Water Leak Detector (Model WFSJ01)
- 2 x piles AAA
- 1 x Manual d'usuari
4. Producte acabatview
The Fuers WLAN Water Leak Detector features a compact design with advanced sensors for reliable water detection. It operates wirelessly and integrates with the Tuya Smart Life app for remote monitoring and alerts.
Característiques principals:
- Smart Monitoring & Remote Notifications: Connects via 2.4 GHz Wi-Fi to send real-time alerts to your smartphone.
- Dual Detection Modes: Equipped with rear sensors for leak detection and a front probe for small drip detection.
- 100dB Local Alarm: Emits a loud audible alarm upon water detection.
- Classificació impermeable IP67: Designed for long-term use in humid environments.
- Material ABS durador: High-quality construction ensures longevity and resistance to breakage.
- Funciona amb bateria: Operates on 2 AAA batteries (included) for flexible placement and continuous protection during power outages.
- Avís de bateria baixa: Sends app notifications when batteries need replacement.
Components:
The device consists of a main body housing the electronics, battery compartment, and an audible alarm. It features two types of sensitive probes:
- Sensors posteriors: For detecting widespread water leaks.
- Front Probe: Specifically designed for detecting small drips.

Image: The Fuers Water Leak Detector with its battery compartment open, revealing two AAA batteries and illustrating the front and rear sensitive probes.
5. Configuració
5.1 Instal·lació de la bateria
- Gently twist the cover of the device counter-clockwise to open it.
- Confirm the positive (+) and negative (-) poles inside the battery compartment.
- Insert the two AAA batteries, ensuring correct polarity.
- Align the cover and twist clockwise to tighten and secure it.

Image: A four-step visual guide demonstrating how to open the device cover, confirm battery polarity, insert AAA batteries, and securely close the cover.
5.2 App Pairing (Tuya Smart Life)
- Baixeu l'aplicació "Tuya Smart" o "Smart Life" des de la botiga d'aplicacions del vostre telèfon intel·ligent (iOS o Android).
- Registreu-vos o inicieu sessió al vostre compte.
- Assegureu-vos que el vostre telèfon intel·ligent estigui connectat a una xarxa Wi-Fi de 2.4 GHz. El dispositiu no admet Wi-Fi de 5 GHz.
- Obre l'aplicació i toca la icona "+" per afegir un dispositiu nou.
- Select "Security & Video Surveillance" > "Water Leak Sensor (Wi-Fi)" or search for "Water Leak Sensor".
- Follow the on-screen instructions to put the device into pairing mode (usually involves pressing and holding a button on the device until an indicator light flashes).
- Enter your Wi-Fi network password in the app.
- Wait for the device to connect. Once connected, you can rename the device and assign it to a specific room.
6. Instruccions de funcionament
Once set up, the Fuers WLAN Water Leak Detector continuously monitors for water presence. It features two primary detection methods:
- Detecció de fuites: The rear sensors detect larger water leaks, triggering a 100dB alarm and sending an immediate app notification.
- Detecció de degoteig: The front probe is designed to detect small drips, ideal for placement under faucets or pipes. This also triggers the alarm and app notification.

Image: A visual representation of the device's ability to detect both small drips and larger leaks, highlighting its versatile sensing capabilities.
Recepció d'alertes:
When water is detected, the device will:
- Emit a loud 100dB audible alarm.
- Send a real-time push notification to your smartphone via the Tuya Smart Life app.

Image: The water leak detector placed on a wet surface, indicating a leak, while a smartphone displays a 'Water Leakage Alarm' notification from the app.
You can customize notification settings within the Tuya Smart Life app. The app also allows you to view the device's status and battery level.
7. Manteniment
7.1 Substitució de la bateria
The device operates on 2 AAA batteries with a standby time of up to two years. The app will send a low battery warning notification to your smartphone when the batteries need replacement. To replace batteries, follow the steps in Section 5.1.

Image: The Fuers Water Leak Detector with its battery compartment open, showing two AAA batteries and a graphical representation of battery life, indicating up to 2 years of standby time.
7.2 Neteja
Wipe the device with a soft, dry cloth. Do not use abrasive cleaners or immerse the device in water (beyond its intended IP67 rating for detection) as this may damage internal components.
8. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El dispositiu no es connecta a la Wi-Fi | Incorrect Wi-Fi password; Not a 2.4 GHz network; Device too far from router; Pairing mode not activated. | Verify Wi-Fi password. Ensure router is 2.4 GHz. Move device closer to router. Re-enter pairing mode as per app instructions. |
| Sense notificacions d'aplicacions | App notifications disabled; Device offline; Low battery. | Check app notification settings. Verify device is online in the app. Replace batteries if low battery warning is present. |
| L'alarma no sona | Bateria baixa; Mal funcionament del dispositiu. | Canvieu les piles. Si el problema persisteix, poseu-vos en contacte amb el servei d'atenció al client. |
| Falses alarmes | Condensation or high humidity; Device placed on a damp superfície. | Ensure placement is on a dry surface. Avoid areas with excessive condensation. |
9. Especificacions
- Número de model: WFSJ01
- Dimensions: 20 mm (L) x 50 mm (A) x 65 mm (Al)
- Font d'alimentació: 2 piles AAA (incloses)
- Connectivitat sense fils: Wi-Fi 2.4 GHz (IEEE 802.11b/g/n)
- Aplicació compatible: Tuya Smart / Smart Life
- Volum de l'alarma: 100 dB
- Classificació impermeable: IP67
- Material: Plàstic ABS d'alta qualitat
- Max Range (Wireless): 20 metres (sense obstacles)
- Tecnologia del sensor: Sensor de contacte
- Tipus d'instal·lació: Floor/Surface Mount

Image: The Fuers Water Leak Detector partially submerged in water, demonstrating its IP67 waterproof and durable construction.
10. Garantia i Suport
This product comes with a standard manufacturer's warranty. For detailed warranty information, please refer to the documentation included with your purchase or contact the retailer. For technical support, troubleshooting assistance, or any inquiries regarding your Fuers WLAN Water Leak Detector, please visit the official Fuers weblloc o poseu-vos en contacte amb el seu departament d'atenció al client.
Recursos en línia:
- Tuya Smart App: www.tuya.com/app
- Aplicació Smart Life: www.smartlife.com/app