1. Introdución
This manual provides essential information for the installation, operation, and maintenance of your Haozee HZ-WF-WV WiFi Smart Water Valve. This device is designed to monitor water flow, detect leaks, and provide automatic water shutoff capabilities, enhancing water management and protecting your property from potential water damage. Please read this manual thoroughly before installation and use.
2. Contido do paquete
Verifica que todos os elementos estean presentes no teu paquete:
- Haozee Smart Water Valve (Model: HZ-WF-WV)
- Manual de usuario
- Power Adapter (5V/2A AC)
- Cable de alimentación
- 3/4-inch Head Adapters (2 pcs)
- Silicone Waterproof Rings
- Cinta de fontanería

A layout of all components included in the product package: the Smart Water Valve, power adapter, power cable, plumbing tape, silicone waterproof rings, and two 3/4-inch head adapters.
3. Información de seguridade
- Asegúrese de que a fonte de alimentación coincida co volumen especificadotage (5V/2A AC).
- Non expoña o dispositivo a temperaturas extremas nin á luz solar directa.
- The device is rated IP66 for water resistance; however, avoid submerging it in water.
- For plumbing work, it is recommended to consult a qualified professional.
- Turn off the main water supply before installing the valve.
4. Produto rematadoview
The Haozee HZ-WF-WV Smart Water Valve integrates advanced features for comprehensive water management:
- Conectividade WiFi: Connects to 2.4GHz and 5GHz Wi-Fi networks for remote control via a mobile application.
- Ultrasonic Flow Detection: Utilizes W-type ultrasonic technology for accurate real-time water flow measurement.
- Apagado automático: Can automatically close the valve based on preset flow rate alarms or integration with a leak detector.
- Smart Water Meter: Monitors and records water usage statistics (daily, monthly, yearly).
- Batería incorporada: Features a 2600mAh NiMH rechargeable battery for manual operation during power outages.

The Haozee HZ-WF-WV Smart Water Valve shown alongside a smartphone displaying its control application, illustrating remote monitoring and operation capabilities.
5. Configuración e instalación
5.1 Instalación física
- Prepare o sitio de instalación: Identify the main water line where the valve will be installed. Ensure the pipe diameter is DN20 (3/4-inch). Turn off the main water supply before proceeding.
- Instalar a válvula: The valve is designed for lead-free copper water pipes. Use the provided 3/4-inch head adapters and plumbing tape to ensure a secure, leak-free connection. Ensure the flow direction arrow on the valve aligns with the water flow in your pipe. Professional installation is recommended.

An image of the Haozee Smart Water Valve integrated into a water pipe system, highlighting its digital screen that displays real-time water flow data and operational status.
5.2 Conexión de alimentación
- Connect the provided power cable to the valve and then to the 5V/2A AC power adapter.
- Plug the power adapter into a standard electrical outlet. The device will begin charging its internal 2600mAh NiMH rechargeable battery.
- The built-in battery allows for manual valve operation during power outages. Note that APP control and monitoring functions are not available when operating solely on battery power.

The Smart Water Valve connected to its power adapter, emphasizing the requirement for a 5V-2A AC/DC power supply for continuous operation.
5.3 Instalación da aplicación e conexión wifi
- Descarga a aplicación Tuya Smart ou Smart Life desde a tenda de aplicacións do teu teléfono intelixente (iOS ou Android).
- Rexístrate ou inicia sesión na túa conta.
- Add the device by following the in-app instructions. The valve supports both 2.4GHz and 5GHz Wi-Fi networks and does not require a separate gateway.
- Asegúrate de que o teu teléfono intelixente estea conectado á mesma rede Wi-Fi durante o proceso de emparellamento.

The Smart Water Valve highlighting its compatibility with dual-band 2.4GHz and 5GHz Wi-Fi networks for flexible and reliable connectivity.
6. Instrucións de funcionamento
6.1 Control remoto e monitorización
- Once connected to the app, you can remotely open or close the water valve from anywhere with an internet connection.
- The app displays real-time water flow rates and total water consumption.

A visual representation of the water valve's digital display and the corresponding mobile application, both showing real-time water flow data and total water usage.
6.2 Automatic Shutoff and Alarms
- Ultrasonic Flow Detection: The valve uses W-type ultrasonic technology for precise flow measurement.
- Flow Rate Alarms: Set custom high or low water flow rate alarms within the app. If the flow exceeds or falls below the set values, the valve can automatically close to prevent waste or damage.
- Leak Detector Integration: Through the Tuya app, you can create automation scenes to link the Smart Water Valve with a Tuya WiFi Water Leak Detector (sold separately). If a leak is detected, the valve can automatically shut off the water supply.

An internal diagram of the Haozee Smart Water Valve, detailing the W-type ultrasonic technology used for accurate water flow detection, showing the transmitter, reflectors, and receiver.

Un example setup showing the Smart Water Valve and a separate leak sensor in a bathroom environment, demonstrating how an automated scene can shut off water upon leak detection.
6.3 Smart Water Meter Functions
- The app provides detailed water usage statistics, including daily, monthly, and last usage reports.
- Use these statistics to monitor and manage your water consumption more efficiently.

Screenshots from the mobile application illustrating the water usage monitoring features, including graphs for daily, monthly, and yearly consumption, aiding in water management.
7. Mantemento
- Regularly check the valve and pipe connections for any signs of leaks.
- Manteña o dispositivo limpo e libre de po e restos.
- Ensure the power adapter and cable are in good condition.
- The built-in rechargeable battery is designed for long life; no user maintenance is required for the battery itself.
8 Solución de problemas
| Problema | Causa posible | Solución |
|---|---|---|
| O dispositivo non se conecta á wifi | Incorrect Wi-Fi password; Device too far from router; Router operating on unsupported frequency (e.g., 5GHz only, but device supports both); Network congestion. | Verify Wi-Fi password. Move device closer to router. Ensure router is broadcasting 2.4GHz or 5GHz. Try restarting router. |
| O control da aplicación non funciona | Device is in battery mode; No internet connection; App is outdated. | Ensure device is connected to AC power for app control. Check internet connectivity. Update the app to the latest version. |
| Inaccurate water flow readings | Improper installation; Air in pipes; Sensor obstruction. | Verify correct installation and flow direction. Bleed air from pipes. Ensure sensor area is clear. |
| Valve not shutting off automatically | Automation scene not configured correctly; Leak detector not paired or faulty; Flow alarm thresholds not set. | Review and adjust automation scene settings in the app. Check leak detector status. Set appropriate flow alarm thresholds. |
9. Especificacións
| Característica | Detalle |
|---|---|
| Número de modelo | HZ-WF-WV |
| Entrada de enerxía | DC 5V/2A |
| Batería | Built-in 2600mAh NiMH rechargeable battery |
| Diámetro da válvula | DN20 (3/4-inch) |
| Water Flow Reporting Accuracy | 0.1 gal |
| Presión de auga de traballo | 0 ~ 1.3 MPa |
| Frecuencia sen fíos | 2.412 ~ 2.483 GHz / 5.18 ~ 5.85 GHz |
| Estándar sen fíos | IEEE 802.11a/b/g/n; IEEE 802.11a/n/11ac |
| Bluetooth | Bluetooth 5.0 |
| Distancia sen fíos | Ata 45 metros (aproximadamente 147 pés) |
| Especificación de rosca | NPT & BSP compatible |
| Nivel impermeable | IP66 |
| Temperatura de traballo | 1 ~ 60°C (34°F ~ 140°F) |
| Humidade de traballo | 1 ~ 95% HR (sen condensación) |
| Dimensións do produto | 195 mm x 78 mm x 102 mm (7.68 x 3.07 x 4.02 polgadas) |
10. Información da garantía
Haozee products are manufactured to high quality standards. For specific warranty terms and conditions, please refer to the warranty card included with your product or contact customer support. This warranty typically covers defects in materials and workmanship under normal use.
11. Atención ao cliente
If you encounter any issues or have questions regarding your Haozee Smart Water Valve, please contact our customer support team. Refer to the product packaging or the official Haozee websitio para obter a información de contacto máis actualizada.





