SONOFF BASICR4 WiFi Smart Switch ESP32 Magic Switch Mode eWeLink Alexa

Overview

The SONOFF BASICR4 is a compact Wi-Fi smart switch built around the ESP32 chip, delivering fast, stable wireless control for the lights and appliances you use every day. Wire it behind an existing switch or inside a junction box and turn ordinary devices into smart ones you can manage from your phone or by voice.

Its standout Magic Switch Mode lets you keep app control even when a traditional wall switch is turned off, so your smart routines never break. Built-in overheating protection, eWeLink-Remote gateway support and a wide 100-240V AC input make it a dependable choice for modern homes.

Key FeaturesBrandSONOFFModelBASICR4Input / Output100-240V AC 50/60HzMax Power2400W at 240VWi-FiIEEE 802.11 b/g/n 2.4GHzMaterialPC V0 flame-retardant housingDimensions88 x 39 x 24 mmWorking Temperature-10°C to 40°CHighlights

• ✓Magic Switch Mode keeps app control active even after the wall switch is turned off
• ✓Built-in temperature sensor cuts overheating risk to protect the device and your wiring
• ✓eWeLink-Remote gateway pairs with S-Mate2 or R5 for two-way local control
• ✓Works with Alexa and Google for hands-free voice commands
• ✓Certified with CE, FCC and ETL for added peace of mind

Usage

Use the BASICR4 to automate ceiling lights, lamps, fans and other household appliances. Set timers, power-on states and smart scenes in the eWeLink app, then control everything remotely or by voice. The Magic Switch Mode suits homes with conventional double-pole rocker switches and LED, energy-saving or incandescent bulbs from 3W to 100W.

In the Box

• •SONOFF BASICR4 Wi-Fi smart switch (quantity depends on the pack option you select)