Overview

Upgrade a compatible lighting circuit with the SONOFF BASICR4 WiFi smart switch. Its compact in-line design adds convenient app-based control while helping you manage lights and household appliances from anywhere.

Built around an ESP32 chip, the BASICR4 supports eWeLink remote control, voice operation, schedules, timers, and smart scenes. Magic Switch Mode can keep app control available even when a traditional wall switch is turned off, while the eWeLink-Remote gateway function supports pairing with compatible accessories such as S-MATE2 or R5.

A built-in temperature sensor monitors operating conditions and provides auxiliary overheating protection. The module accepts 100-240 V AC input and is rated for up to 2400 W at 240 V.

Key Features

• Brand: Sonoff
• Model: BASICR4
• Smart Home Protocol: Wi-Fi
• Smart Home Compatibility: eWeLink, Amazon Alexa, Google Home/Assistant
• Type: On/Off Radio Module
• Material: Polycarbonate
• Features: App-Controlled, Remote Access, Remote Control, Timer, Wireless, Thermal Overload Protection
• Application: Home/Garden, Light Control, Home Appliance

Highlights

• ✓ Control connected devices remotely through the eWeLink app.
• ✓ Use voice commands with compatible Alexa and Google Home/Assistant systems.
• ✓ Create timers and scenes to simplify everyday routines.
• ✓ Compact module design fits behind compatible wall-switch installations.

Usage

Designed for compatible residential lighting and appliance circuits. Use with appropriate electrical wiring and installation practices. The BASICR4 supports WiFi operation on the 2.4GHz band.

In the Box

• SONOFF BASICR4 smart switch module

Please Note

• Magic Switch Mode is compatible only with mainstream brands of double-pole rocker switches.
• For Magic Switch Mode, the connected lamp must be compatible with mainstream LED, energy-saving, or incandescent lamps rated from 3 W to 100 W.