1-Channel SonOff WIFI Switch
₵150.00
The Sonoff 1-Channel Wi-Fi Smart Switch (such as the Sonoff BASICR2 / BASICR4) is a compact, retrofittable smart relay that allows remote control of home appliances and lighting over Wi-Fi. It converts standard electrical devices into smart appliances that can be managed via an app, voice commands, or automated schedules
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Key Specifications
| Parameter | Value / Description |
| Relay Channels | 1 Channel |
| Input Voltage | $100\text{V} – 240\text{V AC}$ ($50/60\text{ Hz}$) |
| Max Load Current | $10\text{A}$ (BASICR2/R3) to $16\text{A}$ (BASICR4) |
| Max Power Output | $2200\text{W}$ ($10\text{A}$) / $3500\text{W}$ ($16\text{A}$) |
| Wireless Protocol | Wi-Fi $802.11\text{ b/g/n}$ ($2.4\text{ GHz}$ only) |
| Control App | eWeLink (iOS & Android) |
| Voice Assistant Support | Amazon Alexa, Google Assistant |
| Shell Material | PC V0 (Fire-retardant polycarbonate) |
| Dimensions | Approx. $88\text{ mm} \times 39\text{ mm} \times 24\text{ mm}$ |
Key Features & Capabilities
App Remote Control: Turn connected devices on/off from anywhere using the eWeLink app.
Voice Control: Hands-free integration with Google Home and Amazon Alexa.
Timers & Schedules: Set single, countdown, or recurring schedules for automated switching.
Smart Scenes & Automation: Trigger actions based on other smart devices, ambient temperature, or time of day.
LAN Control: Allows control over your local home Wi-Fi network even if the internet connection is temporarily down.
DIY Mode / Tasmota: Popular among hobbyists for flashing custom firmware (like Tasmota or ESPHome) to integrate with Home Assistant.
Wiring & Installation Basics
L-IN/N-IN: Mains Live and Neutral inputs from the power source.L-OUT/N-OUT: Mains Live and Neutral outputs going to the appliance/bulb.
⚠️ Safety Warning: Always turn off main breaker power before installation. High-voltage AC installation should be performed carefully to avoid electric shock.
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