Description
What it is
SONOFF Dual R2 is a smart Wi-Fi switch with 2 channels that allows remote control of electrical appliances.
Features
- 2 channels
- Operating voltage: 90-250V AC
- Compatibility: Wi-Fi
- SKU: ARD0011360
- Price: 18.31 €
- Status: Pre-order
What it is for
The Wi-Fi switch SONOFF Dual R2 can be used to automate the turning on and off of lights, appliances, or other connected devices. It is ideal for creating automatic lighting systems, such as turning on lights at a certain time or automatically turning on lights when entering a room. Check the datasheet for compatibility with Arduino/ESP.
Tutorial: How to use SONOFF Dual R2
The 2-channel Wi-Fi switch allows remote control of electrical lights or other electrical devices. Useful for those who want to automate their home or studio.
What you need
- SONOFF Dual R2
- Remote control
- Power supply 90-250V AC
- Devices to control
Steps
- 1. Check that the switch works correctly with the remote control.
- 2. Connect the switch to the power supply.
- 3. Download the SONOFF Smart Controller app on your smartphone or tablet.
- 4. Register the switch in the app, check the datasheet for specifications.
- 5. Connect the switch to the Internet.
- 6. Configure the switch channels in the ‘Device Settings’ section.
- 7. Check the Wi-Fi connection and the switch operation.
- 8. Try to control the devices with the remote control and the app.
Mini project
Build an automatic lighting system. Connect the switch to a chandelier and set the on and off times.
Common mistakes
- Do not configure the switch channels correctly.
- Do not check the Wi-Fi connection.
- Do not use the app to control the switch.
- Connect the switch to an incompatible power source.
Recommended accessories
- Remote control
- Devices to control
- Power supply cable
- USB power adapter
Frequently asked questions
How can I control the switch if I don’t have the app?
Use the remote control or connect the switch to another compatible device.
Does the switch work with 220V devices?
Yes, the switch works with power sources from 90-250V AC.
Can I connect multiple switches to the same power source?
Check the datasheet for power supply specifications.
Does the switch work with direct current (DC) devices?
The switch controls alternating current (AC) devices.





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