1. Okwu mmalite
The SONOFF DUALR3 Lite is a dual-relay Wi-Fi smart switch module designed to transform traditional switches and motorized devices into smart ones. It supports two-way control and is compatible with various smart home platforms, including Alexa and Google Assistant. This module is ideal for automating curtains, blinds, roller shutters, and other motorized facilities, offering both motor mode and switch mode functionalities.
The DUALR3 Lite has received TUV certifications, ensuring a safer and more reliable product for your home automation needs.

Figure 1: SONOFF DUALR3 Lite Smart Switch Modules
2. Ozi nchekwa
Biko gụọ ma ghọta ntuziaka nchekwa niile tupu itinye na ịrụ ọrụ. Ọ bụrụ na ị gbasoghị ntuziaka ndị a, ọ nwere ike ibute mgbawa eletriki, ọkụ, ma ọ bụ ihe egwu ndị ọzọ.
- Installation should be performed by a qualified electrician or professional.
- Gbaa mbọ hụ na agbapụrụ ọkụ ọkụ tupu echichi ma ọ bụ mmezi.
- Ewepụla ngwaọrụ ahụ na mmiri ma ọ bụ oke okpomọkụ.
- Operate the device within its specified electrical ratings (100-240V AC, 10A Max).
- Debe ebe ụmụaka na-apụghị iru.
3. Product Features and Applications
The DUALR3 Lite offers versatile control for various motorized and electrical appliances:
- Dual Relay Control: Independently control two devices or a single motorized device with two directions (e.g., open/close).
- Njikọ Wi-Fi: Connects to your home Wi-Fi network for remote control via the eWeLink app.
- Ụdị moto: Specifically designed for 100-240V AC motors, enabling smart control of curtains, blinds, roller shutters, awnings, and more. Supports four-wire AC motors (GND, Neutral, Forward, Reverse).
- Ụdị mgbanwe: Can also function as a standard smart switch for lights and other appliances.
- Njikwa olu: Dakọtara na Amazon Alexa na Google Assistant maka ọrụ na-enweghị aka.
- Scheduling & Scenes: Set timers, schedules, and create smart scenes for automated operation.
- Existing Switch Compatibility: Retains functionality with your existing wall switches.

Figure 2: DIY Automated Motorized Facilities with DUALR3 Lite
DUALR3 Lite vs. DUALR3 Comparison
The DUALR3 Lite is a streamlined version of the DUALR3. Key differences are outlined below:

Figure 3: Feature Comparison: DUALR3 vs. DUALR3 Lite
| Atụmatụ | DUALR3 | DUALR3 Lite |
|---|---|---|
| Power metering (monitoring, real-time & historical power statistics) | ✓ | ✗ |
| Nchekwa oke ibu | ✓ | ✗ |
| Roller motor stroke calibration | ✓ | ✗ |
| Progress bar control with percentage (motor position display) | ✓ | ✗ |
| Ụdị mita | ✓ | ✗ |
| Ụdị moto | ✓ | ✓ |
| External switch control in both Motor and Switch Mode | ✓ | ✓ |
| Gbanwee Ụdị | ✓ | ✓ |
Note: The roller motor requires the travel limit function.
4. Nwụnye na Ntọala
Tupu ịmalite itinye ya, hụ na agbanyụrụ isi ọkụ eletrik na ihe mgbawa sekit iji gbochie mkpọtụ eletrik.
4.1 Waya
The DUALR3 Lite module requires connection to live, neutral, and load wires. For motorized applications, it connects to the motor's forward and reverse control wires. Refer to the wiring diagram provided in the product packaging or the eWeLink app for detailed instructions specific to your application (e.g., curtain motor, light switch).
- Ntinye: Connect Live (L) and Neutral (N) wires from your power supply.
- Mpụta: Connect Live Out 1 (L Out 1) and Live Out 2 (L Out 2) to your devices or motor.
- Mgbanwe Mpụga: Connect your existing wall switch to S1 and S2 terminals for manual control.
Ihe dị mkpa: Ensure all connections are secure and insulated. If you are unsure about electrical wiring, consult a qualified electrician.
4.2 Ijikọ na eWeLink App
- Budata ngwa eWeLink site na App Store ma ọ bụ Google Play.
- Register and log in to your eWeLink account.
- Power on the DUALR3 Lite module. It will automatically enter pairing mode (indicated by a blinking LED). If not, press and hold the pairing button for 5 seconds.
- In the eWeLink app, tap the '+' icon to add a device.
- Follow the on-screen instructions to connect the device to your 2.4GHz Wi-Fi network.
- Ozugbo ejikọrọ, ị nwere ike ịkpọ ngwaọrụ gị ma kenye ya n'ime ụlọ.
4.3 Compatible Switch Types
The DUALR3 Lite is designed to work with various existing switch types, allowing you to retain manual control alongside app control.

Figure 4: Compatible Existing Switch Types
5. Ntuziaka ọrụ
Once installed and paired, you can control your DUALR3 Lite using the eWeLink app, voice commands, or your existing wall switches.
5.1 Njikwa ngwa
Open the eWeLink app to access your DUALR3 Lite. You can:
- Turn devices on/off.
- Control motorized devices (e.g., open/close curtains, adjust position).
- Tọọ usoro oge na oge.
- Create smart scenes to automate actions based on conditions (e.g., time, other device status).

Figure 5: Remote Control via eWeLink App
5.2 Njikwa olu
Integrate your DUALR3 Lite with Amazon Alexa or Google Assistant for convenient voice control. Link your eWeLink account in the respective assistant app and use commands such as:
- "Alexa, open the living room curtain."
- "Hey Google, gbanyụọ ọkụ ime ụlọ."

Figure 6: Voice Control Example
5.3 Ịhazi usoro
Set up schedules to automatically open or close your curtains, blinds, or other devices at specific times. This feature enhances comfort and energy efficiency.

Figure 7: Scheduling for Automated Comfort
6. Nlekọta
To ensure optimal performance and longevity of your DUALR3 Lite module:
- Debe ngwaọrụ ahụ ọcha na enweghị ntụ. Jiri akwa kpọrọ nkụ dị nro maka nhicha.
- Zere ikpughe modul na mmiri ma ọ bụ mmiri mmiri ndị ọzọ.
- Regularly check the eWeLink app for firmware updates to ensure you have the latest features and security enhancements.
- Do not attempt to disassemble or repair the device yourself. Contact customer support if issues arise.
7. Nchọpụta nsogbu
If you encounter issues with your DUALR3 Lite, consider the following common solutions:
- Ngwaọrụ na-anọghị n'ịntanetị: Check your Wi-Fi connection. Ensure the module is within range of your 2.4GHz Wi-Fi router. Restart the module and your router.
- Enweghị ike ijikọ: Ensure the device is in pairing mode (blinking LED). Verify your Wi-Fi password and network type (only 2.4GHz is supported). Try resetting the device by holding the pairing button for 5 seconds.
- moto anaghị aza: Check wiring connections to the motor. Ensure the module is in 'Motor Mode' in the eWeLink app settings. Verify the motor itself is functioning correctly.
- Njikwa olu anaghị arụ ọrụ: Ensure your eWeLink account is correctly linked to Alexa or Google Assistant. Check the device name in the eWeLink app and use clear voice commands.
- Intermittent Control: This could be due to weak Wi-Fi signal. Consider relocating your router or adding a Wi-Fi extender.
For further assistance, refer to the eWeLink app's help section or contact SONOFF customer support.
8. Nkọwapụta
| Nkọwapụta | Nkọwa |
|---|---|
| Nọmba nlereanya | DUALR3 Lite |
| Akụkụ ngwaahịa | 1.3 x 2.68 x 4.02 inch; 4.8 ounce |
| Onye nrụpụta | SONOFF |
| Ụdị ọrụ | Smart Switch |
| Ogo dị ugbu a | 10 Amps |
| Nrụ ọrụ Voltage | 120 Volts (Supports 100-240V AC) |
| Ụdị kọntaktị | Emetụghị aka |
| Ụdị njikọ | Crimp |
| Ngbanwe Ụdị | Rocker |
| Ọnụ | Ịghasa |
| Ihe onwunwe | Ọla kọpa |
| Ikuku Standard | Wi-Fi IEEE 802.11 b/g/n 2.4GHz |
9. Akwụkwọ ikike na nkwado
Ngwaahịa SONOF na-enwekarị akwụkwọ ikike pere mpe. Biko lee kaadị akwụkwọ ikike dị na ngwaahịa gị ma ọ bụ gaa na SONOF gọọmentị. websaịtị maka nkọwa na usoro akwụkwọ ikike.
For technical support, troubleshooting, or any inquiries, please contact SONOFF customer service through their official website or the eWeLink app's support section.
A hụghị vidiyo ngwaahịa gọọmentị sitere n'aka onye na-ere ahịa na data enyere.





