SONOFF 4CH Pro R3 Wi-Fi Smart Switch 4 Channels DIN Rail Mounting Home Automation, Auto-Lock/Interlock Control, Home Appliances RF/APP/Voice/LAN Control, Works with Alexa

Overview

Sonoff 4CH & 4CH R2 are 4-gang switches with din rail mounting.
Sonoff 4CH (R2) 4 gang light switch supports to connect and control 4
electrical appliances, which can be turned on/off separately by the
buttons or iOS/Android App EweLink. Besides, with the multi gang switch,
you can check real-time devices status for each device on App. Owning a
Sonoff 4CH (R2) multi gang switch means you have 4 Sonoff basic WiFi
switches integrate together.

The enclosure is din rail mount supported! A DIN rail is a metal rail of a standard type widely used for mounting circuit breakers and industrial control equipment inside equipment racks. These products are typically made from cold rolled carbon steel sheet with a zinc-plated or chromated bright surface finish.

Sonoff 4CH (R2) 4 gang WiFi light switch belongs to Sonoff family,
definitely, it bears all the functions basic Sonoff has. In EweLink, you
can remote turn on/off from anywhere at any time, set
single/repeat/countdown timing schedules to turn on/off at a specified
time, share to others so that they can control together.

Works With Amazon Alexa

You can ask Alexa to turn on/off Sonoff 4CH (R2).

Standard voice control commands phrases (if you just say the device name, Alexa will turn on/off all the 4 gangs immediately):

Alexa, turn on {deviceName}
Alexa, turn off {deviceName}

Alexa, turn on {deviceName} {gangName}
Alexa, turn off {deviceName} {gangName}

The default names for the 4 gangs are: outlet 1, outlet 2, outlet 3, outlet 4. You can change the name if you like.

Explanation: if the device name of your Sonoff 4CH (R2) is “My
Switch”, the gang name is “Outlet 1”, then you can control with “Alexa,
turn on My Switch Outlet 1”.