Overview:

4CH R2are 4-gang switches with din rail mounting. Sonoff 4CH R24 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!ADIN railis a metal rail of a standard type widely used for mountingcircuit breakersand industrial control equipment insideequipment racks. These products are typically made from cold rolled carbon steel sheet with azinc-platedorchromatedbright 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.
Sonoff 4CHR2 is hacker-friendly that you can flash your firmware without difficulty.ReadESP8285 datasheet.
CE/FCC/RoHS Certified (Download the Certificate and Reports)

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 gangsare: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”.
For detailed tutorial, please clickhere.

Features:

Remote ON/OFFTurn electrical devices on/off from anywhere
App SupportFree iOS and Android mobile App eWeLink
Independent controlControl each gang separately
DIN Rail Mounted Great for industrial control
Sync StatusReal-time device status provided to App
Share ControlControl your smart home together with your family
TimingSet scheduled/countdown timers to turn on/off at specified time
SceneTurn on/off a gang of devices with one tap
Smart SceneTriggered on/off by temp, hum or other environmental conditions from sensor
Compatibility Works perfectly with Amazon Alexa, Google Assistant, IFTTT, Google Nest

Specification:

Power Supply: 90V~250V AC(50/60Hz)
Max. Current: 10A/gang
Max. Power: 2200W/gang, 2200W/Total
Wireless Standard: 802.11b/g/n
Security Mechanism: WPA-PSK/WPA2-PSK
Enclosure Material: Fire-retardant ABS V0
Gang: 4
Dimensions: 1459040 (mm)
Operating Temperature(recommended): 0C-40C(32F-104F)
Operating Humidity: 5%-90%RH, Non-condensing
Certification: CE/FCC/RoHS (Download the Certificate and Reports)

Package included:

1 xSONOFF 4CH R2 Module