1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your SONOFF Zigbee Smart Plug S31 Lite. Please read this manual thoroughly before using the product to ensure proper function and safety.
Característiques principals:
- Simple Setup and Use: Easy pairing with a compatible Zigbee hub.
- Control intel·ligent: Control connected appliances via smartphone app and set schedules.
- Control de veu: Compatible amb Amazon Alexa i Google Home per a un funcionament amb mans lliures.
- Zigbee Repeater Function: Extends your Zigbee network range.
- Certificat ETL: Garanteix la seguretat i la qualitat del producte.
- Disseny compacte: Does not obstruct adjacent outlets.

Image 1.1: The SONOFF S31 Lite Zigbee Smart Plug in a standard wall outlet.

Imatge 1.2: Detallada view of the SONOFF S31 Lite Smart Plug, showing its components and safety features.
2. Instruccions de configuració
The SONOFF S31 Lite Zigbee Smart Plug requires a compatible Zigbee hub (e.g., SmartThings, Amazon Echo Plus) for smart functionality.
2.1 Emparellament amb un concentrador Zigbee
- Plug the SONOFF S31 Lite Smart Plug into a standard wall outlet.
- Assegureu-vos que el vostre concentrador Zigbee estigui encès i en mode d'emparellament. Consulteu el manual del vostre concentrador per obtenir instruccions específiques sobre com activar el mode d'emparellament.
- Obriu l'aplicació eWeLink al vostre telèfon intel·ligent.
- Toqueu la icona "+" a la cantonada superior dreta per afegir un dispositiu nou.
- Follow the on-screen instructions to discover and add the SONOFF S31 Lite Smart Plug to your network. This typically involves selecting the Zigbee device type and confirming the pairing process.
- Once successfully paired, the device will appear in your eWeLink App and be controllable through your Zigbee hub.

Image 2.1: Visual guide for adding a device using the eWeLink app.
2.2 Compatibilitat del concentrador
The SONOFF S31 Lite is designed to work with various Zigbee hubs, including:
- SmartThings Hub
- Amazon Echo Plus
- Amazon Echo Show (2nd Gen)
- Amazon Echo Studio

Image 2.2: Compatibility diagram for the SONOFF Zigbee Smart Plug.
3. Instruccions de funcionament
3.1 Control d'aplicacions
Once paired, you can control the smart plug and connected devices through the eWeLink app:
- Control d'encesa/apagada: Tap the power icon in the app to toggle the connected appliance on or off.
- Programació: Set custom schedules, timers, or countdowns for automatic operation.
- Monitorització de potència: View real-time power consumption (if supported by your specific model and app version).

Image 3.1: Controlling a device via the eWeLink app interface.

Imatge 3.2: Ex.ample of setting a schedule for an appliance.
3.2 Control de veu
Integrate your SONOFF S31 Lite with Amazon Alexa or Google Home for convenient voice commands. Ensure your Zigbee hub is linked to your voice assistant account.
- Amazon Alexa: After linking your eWeLink or SmartThings account to Alexa, you can use commands like "Alexa, turn on the [device name]" or "Alexa, turn off the [device name]."
- Google Home: Similar integration allows commands such as "Hey Google, turn on the [device name]."
Video 3.1: Demonstration of controlling SONOFF devices using Alexa voice commands.

Imatge 3.3: Ex.ample of using Alexa to control a light connected to the smart plug.
3.3 Control manual
The smart plug features a physical button on its side. Press this button to manually toggle the power of the connected appliance on or off. This action will also update the status in your app.

Image 3.4: The SONOFF S31 Lite Smart Plug used with a lamp, illustrating its versatility.
4. Manteniment
To ensure the longevity and optimal performance of your SONOFF Zigbee Smart Plug S31 Lite:
- Mantingueu el dispositiu net i lliure de pols. Feu servir un drap sec i suau per netejar-lo.
- Eviteu exposar el dispositiu a una humitat excessiva o temperatures extremes.
- No intenteu desmuntar o reparar el dispositiu vosaltres mateixos. Contacteu amb l'assistència al client per obtenir assistència.
- Ensure the connected appliance's power consumption does not exceed the smart plug's maximum rating (15 Amps).
5. Solució De Problemes
If you encounter issues with your SONOFF Zigbee Smart Plug S31 Lite, consider the following:
- El dispositiu no respon:
- Check if the smart plug is properly plugged into the outlet and receiving power.
- Verify that your Zigbee hub is online and functioning correctly.
- Ensure the smart plug is within range of your Zigbee hub or another Zigbee repeater.
- Try re-pairing the device with your Zigbee hub.
- Problemes de connectivitat de l'aplicació:
- Confirm your smartphone has a stable internet connection.
- Restart the eWeLink app.
- Comprova si hi ha actualitzacions de l'aplicació.
- El control per veu no funciona:
- Ensure your Zigbee hub is correctly linked to your voice assistant (Alexa/Google Home) account.
- Verify the device name used in voice commands matches the name in your app.
- Check your voice assistant's settings for any connectivity issues.
If problems persist, please refer to the official SONOFF support resources or contact customer service.
6. Especificacions
| Característica | Detall |
|---|---|
| Número de model | S31 Lite zb |
| Dimensions del producte | 1.57 x 3 x 1.3 polzades |
| Pes de l'article | 3.21 unces |
| Valoració actual | 15 Amps |
| Material | Copper (internal components), PC V0 (shell) |
| Connectivitat | Zigbee Protocol (Hub Required) |
| Compatibilitat | SmartThings, Amazon Echo Plus, Alexa, Google Home |
| Tipus de muntatge | Muntatge endollable |
7. Garantia i Suport
Per obtenir informació sobre la garantia, assistència tècnica o més ajuda, visiteu el lloc web oficial de SONOFF. website or contact their customer service department. Details can typically be found on the product packaging or the SONOFF official weblloc.





