1. Introduction
The Beghelli Dom-e Wi-Fi Dimmer Module (Model 81166) is a smart device designed to transform traditional light switches into Wi-Fi controllable units. It allows you to remotely control, switch on/off, and dim connected lights using your smartphone, tablet, or voice assistants like Amazon Alexa and Google Assistant. This module integrates seamlessly into your smart home ecosystem, offering enhanced convenience and energy management.
2. Safety Information
Please read all safety instructions carefully before installation and use. Failure to follow these instructions may result in electric shock, fire, or other hazards.
- Always disconnect power at the circuit breaker before installing or servicing the module.
- Installation should be performed by a qualified electrician or a person with adequate knowledge of electrical systems.
- This module is designed for indoor use only (IP20 rating). Do not expose it to water, moisture, or extreme temperatures.
- Ensure the total load of connected lights does not exceed the maximum rating of 150W (LED).
- For dimming functionality, ensure that the connected light bulbs are dimmable LED type. Non-dimmable bulbs will only support on/off control.
- Do not attempt to disassemble or modify the module.
3. Package Contents
Verify that all items are present in the package:
- 1x Beghelli Dom-e Wi-Fi Dimmer Module
- 1x DIN rail clip (pre-attached or separate)
- 1x User Manual (this document)

Image: The product packaging, showing the module and branding.
4. Product Features
The Beghelli Dom-e Wi-Fi Dimmer Module offers a range of smart functionalities:
- Wi-Fi Connectivity: Connects directly to your home Wi-Fi network (2.4GHz).
- Smartphone Control: Full control via the dedicated Beghelli Dom-e app for iOS and Android.
- Voice Assistant Compatibility: Works with Amazon Alexa and Google Assistant for hands-free control.
- On/Off & Dimming: Control the power and brightness of connected lights.
- Remote Access: Control your lights from anywhere with an internet connection.
- Scheduling & Automation: Create custom schedules and smart scenes within the app.
- Compact Design: Small form factor (4.6 x 4.6 x 1.8 cm) for easy installation behind switches or in junction boxes.

Image: The dimmer module shown alongside its key features, including app control, voice control, 200-meter range in open field, max 150W (LED), and dimensions.
5. Setup and Installation
5.1 Wiring Diagram
Before proceeding, ensure the main power supply is OFF at the circuit breaker. Refer to the diagram below for correct wiring. If you are unsure, consult a qualified electrician.

Image: Close-up of the Beghelli Dom-e Wi-Fi Dimmer Module showing the terminal connections (L, L, N, N, L, S) and product specifications.
- L (Input): Connect the Live wire from your main power supply.
- L (Output): Connect the Live wire going to your light fixture.
- N (Input): Connect the Neutral wire from your main power supply.
- N (Output): Connect the Neutral wire going to your light fixture.
- S (Switch): Connect one wire from your traditional wall switch. The other wire from the wall switch should be connected to the Live (L) input.
5.2 Physical Installation
- Turn off the main power supply at the circuit breaker.
- Carefully remove your existing light switch from the wall box.
- Wire the Beghelli Dom-e module according to the diagram above. Ensure all connections are secure.
- Place the module inside the wall box, behind the traditional switch. Its compact size is designed for this purpose.
- Reinstall your traditional light switch.
- Turn the main power supply back on.
5.3 App Installation and Pairing
- Download the 'Beghelli Dom-e' app from the Apple App Store (for iOS devices) or Google Play Store (for Android devices).
- Open the app and register for a new account or log in if you already have one.
- Follow the in-app instructions to add a new device. The app will guide you through the process of connecting the module to your home Wi-Fi network.
- Once successfully paired, you can rename the device (e.g., 'Living Room Light') for easier control.
6. Operating Instructions
6.1 Using the Beghelli Dom-e App
The Beghelli Dom-e app provides comprehensive control over your dimmer module:
- On/Off Control: Tap the device icon to toggle the light on or off.
- Dimming: Use the slider within the device interface to adjust the brightness level.
- Scheduling: Set timers for automatic on/off or dimming at specific times.
- Grouping: Combine multiple Dom-e devices into groups for simultaneous control (e.g., 'All Downstairs Lights').
- Scenes: Create custom scenes that activate multiple devices with a single tap (e.g., 'Movie Night' scene dims lights and turns on smart plugs).
6.2 Voice Control (Amazon Alexa & Google Assistant)
To enable voice control, you must link your Beghelli Dom-e account with your Amazon Alexa or Google Assistant app.
- Open your Amazon Alexa or Google Home app.
- Navigate to the 'Skills & Games' (Alexa) or 'Works with Google' (Google Home) section.
- Search for 'Beghelli Dom-e' and enable the skill/action.
- Link your Beghelli Dom-e account when prompted.
- Discover devices. Your dimmer module should now appear in your voice assistant app.
Example Voice Commands:
- "Alexa, turn on [Device Name]."
- "Hey Google, turn off [Device Name]."
- "Alexa, dim [Device Name] to 50 percent."
- "Hey Google, set [Device Name] to full brightness."
6.3 Manual Control
The Beghelli Dom-e module is designed to work in conjunction with your existing traditional wall switch, allowing you to control the lights manually even if your Wi-Fi network is down or your smartphone is not available.

Image: An illustration of the Beghelli Dom-e smart home ecosystem, showing various connected devices including smart bulbs, cameras, and the dimmer module, all controlled via the app.
7. Maintenance
The Beghelli Dom-e Wi-Fi Dimmer Module requires minimal maintenance:
- Keep the module clean and dry. Use a soft, dry cloth for cleaning.
- Ensure the installation area is well-ventilated to prevent overheating.
- Regularly check the Beghelli Dom-e app for firmware updates to ensure optimal performance and security.
8. Troubleshooting
If you encounter issues with your Beghelli Dom-e Wi-Fi Dimmer Module, try the following solutions:
- Device not responding:
- Check if the main power supply is on.
- Verify that your Wi-Fi network is active and the module is within range.
- Restart the module by turning off and on the power at the circuit breaker.
- Ensure the Beghelli Dom-e app is updated to the latest version.
- Dimming function not working:
- Confirm that the connected light bulbs are specifically dimmable LED bulbs.
- Check the maximum load (150W LED) to ensure it's not exceeded.
- Cannot connect to Wi-Fi:
- Ensure your Wi-Fi network is 2.4GHz. The module does not support 5GHz networks.
- Check your Wi-Fi password for accuracy.
- Move the module closer to your Wi-Fi router if possible.
- Restart your Wi-Fi router.
- Voice control issues:
- Verify that the Beghelli Dom-e skill/action is enabled in your Alexa or Google Home app.
- Ensure the device name in the Beghelli Dom-e app matches the name used in voice commands.
- Try rediscovering devices in your voice assistant app.
9. Specifications
| Model Number | 81166 (also 8002219881748) |
| Input Voltage | 220-240V AC, 50/60Hz |
| Max Load | 150W (LED) |
| Dimensions (LxWxH) | 4.6 cm x 4.6 cm x 1.8 cm (without DIN clip) |
| IP Rating | IP20 (Indoor use only) |
| Connectivity | Wi-Fi (2.4GHz) |
| Compatibility | Beghelli Dom-e App, Amazon Alexa, Google Assistant |
| Material | Acrylic |
| Country of Origin | China |
10. Warranty and Support
This Beghelli product comes with a standard manufacturer's warranty as per local consumer protection laws. For specific warranty details, technical assistance, or customer support, please visit the official Beghelli website or contact their customer service department directly. Keep your proof of purchase for warranty claims.





