Sonoff Basic R4 WiFI Smart Switch

Sonoff BASICR4 WiFi Smart Switch Module / ESP32, eWeLink Remote Control, 2400W, 2.4GHz, PC V0

Upgrade a traditional light or appliance into a smarter setup with the Sonoff BASICR4 WiFi smart switch module. Powered by an upgraded ESP32 chip, it delivers reliable control through the eWeLink app and supports flexible use cases, including controlling lights from the app even when a wall switch is off. With eWeLink Remote gateway functionality, it can pair with compatible sub-devices for bidirectional and local scene control, helping you build a more convenient and responsive smart home.

Key Features and Specifications
- WiFi smart switch module for remote control of lights and appliances
- Upgraded ESP32 chip for improved performance and stability
- Clever Control Mode allows app control even when the wall switch is off
- eWeLink app support for remote switching and smart control
- eWeLink Remote gateway functionality for pairing with compatible sub-devices
- Compatible with S-Mate2 and R5 for scenes and bidirectional local control
- Group control lets you manage multiple devices at once
- Internal temperature sensor for real-time monitoring and overheating prevention
- Certifications: CE, FCC, ETL
- Input: 100 to 240V AC, 50 to 60Hz
- Output: 100 to 240V AC, 50 to 60Hz
- Max power: 2400W at 240V
- Working temperature: minus 10 to 40 degrees Celsius
- Wi-Fi: IEEE 802.11 b/g/n, 2.4GHz
- Material: PC V0
- Size: 88 x 24 x 39mm
- Weight: 45.8g

Ideal Examples of Usage
- Remote control of ceiling lights or lamps from the eWeLink app
- Scheduling lights for daily routines or when you are away from home
- Grouping multiple switches for one-tap control of a room
- Adding smart control to appliances within the supported power limit
- Creating local scenes using eWeLink Remote compatible accessories

Why This Smart Switch Is Perfect to Buy
The BASICR4 is a practical upgrade for anyone who wants smart control without replacing the entire electrical setup. It offers strong app control, flexible operation with wall switches, and added safety through temperature monitoring. If you want a reliable WiFi module with modern ESP32 performance and eWeLink ecosystem support, this is a solid choice.

Interesting Facts About Smart Switch Modules
- Smart modules can upgrade existing switches while keeping the original wall switch look
- Temperature monitoring helps reduce risk in enclosed installations where heat can build up
- Group control and scenes can simplify daily routines and reduce manual switching

Packing: Euroblister