Sonoff BasicR4 WiFi Smart Relay Switch – Universal Light Control with Alexa, Google Home & Ewelink App Support
Upgrade your home with the Sonoff BasicR4 smart WiFi relay switch. Control lights and appliances remotely via Ewelink app, Alexa, Google Home, and more. Perfect for smart home automation.
Key points
- Seamless Voice Control with Alexa, Google Assistant & Siri
- Remote Access via Ewelink App from Anywhere
- Built-in Timer and Scheduling Functions
- Universal Compatibility with Standard Electrical Outlets
- Real-Time Energy Monitoring and Safety Protection View product presentation
Shipped from : China Mainland
Bundle: Bundle1

France
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Product presentation
Take Control of Your Home Anytime, Anywhere – Smart Lighting Made Simple!
The Sonoff BasicR4 is a versatile and reliable smart home WiFi relay switch designed to transform any standard light fixture or appliance into a fully automated, remotely controllable device. With seamless integration into popular smart home ecosystems like Alexa, Google Assistant, and Apple HomeKit via the Ewelink app, this universal smart switch allows you to turn lights on and off from anywhere using your smartphone or voice commands. Featuring a compact design suitable for installation in standard electrical boxes, the Sonoff BasicR4 supports scheduling, timers, and automation routines. Its built-in safety features include over-current protection and real-time energy monitoring. Ideal for homes, offices, and small businesses seeking convenient, energy-efficient lighting control without complex wiring.
| Brand Name SONOFF |
| Communication method Wi-fi |
| High-concerned chemical None |
| Origin Mainland China |
| Compatibility All Compatible |
| State of Assembly Ready-to-Go |
| Certification CE, FCC, RoHS |
| Model Number SONOFF BASICR4 Wi-Fi Smart Switch |
| Input/Output 100-240V AC 50/60Hz |
| Max. Power 2400W |
| Working Temperature -10℃~40℃ |
| Wi-Fi IEEE 802.11 b/g/n 2.4GHz |
| Material PC V0 |
| Dimension 88*39*24mm |
| Feature 1 LAN Control |
| Feature 2 Group Control |
| Feature 3 Power-on Status |
| Feature 4 EWeLink Remote Gateway |
| Feature 5 Magic Switch Mode |



















