The SONOFF BASICR4 Wi-Fi Smart Switch provides an upgraded smart home automation solution powered by the advanced ESP32 chip for faster response times and reliable connectivity.
- ESP32 Microcontroller: Delivers improved processing performance and stable Wi-Fi connectivity.
- Magic Switch Mode: Maintain app-based control and scheduled automation even after flipping off a traditional physical wall switch.
- Built-in eWeLink-Remote Gateway: Enables pairing with compatible sub-devices (such as S-Mate2 and R5) for local multi-way control without dependency on Wi-Fi connection.
- Group Control: Group multiple switches by room or custom scene to manage various fixtures simultaneously through the companion app.
- Real-Time Thermal Protection: Integrated internal temperature sensor monitors heat levels and automatically disconnects power if overheating occurs.
| Brand | SONOFF |
| Model | BASICR4 |
| Product Type | Smart Switch Module |
| Connectivity | Wi-Fi |
| Chipset | ESP32 |
| Supported Ecosystem | eWeLink |
| Certifications | CE, FCC, ETL |
| Weight | 56 g |






























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