Sonoff 4CH Pro Wi-Fi Smart Switch 4-Gang Din Rail Mounting Home Automation ，Self-Locking/Interlock Control Home Appliances， Works with Amazon Alexa (SONOFF 4CH Pro)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Voice Control : Works with Amazon Echo/Echo/Dot， Amazon Tap to turn on/off your devices</li><li>Independently Control 4 Devices: Sonoff 4CH smart switch is the new 4 channel design which can make you remotely turn on/off 4 home appliances independently</li><li>Powerful Working Mode: Sonoff 4CH Pro is a 4-gang Wi-Fi switch. It supports switching among 3 working modes: interlock/self-locking/inching(0.25-4s adjustable)mode. It is DIN Rail Mounted</li><li>Smart Timer: Users can remotely turn on/off connected lights/appliances by iOS/Android App eWeLink. They can create 8 enabled single/repeat/countdown timers to automatically turn on/off at the specified time.The timers can run themselves even when network is unavailable</li><li>Share Control: To let the devices be controlled by their family or friends， they can simply share the devices to them and give specified timers permission. They can even create some scenes or smart scenes to trigger on/off the switch</li></ul></div><img src="http://ecx.images-amazon.com/images/I/414j9GF8VKL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41eYnUe8DPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ZKGXeYlHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Gwg%2BSha1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41hxiZcL7KL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51fV6ORxcgL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51PwmvySamL.jpg" noproxy>