Sonoff 4CH PRO R3 Wifi Smart Inter Inching Lock Mode DIY Timer Switch Via Ewek APP Work with Alexa Google Home

Overview SONOFF 4CHR3 4CHPROR3 are both 4-gang Wi-Fi Smart Switches designed to give you the ability to integrate smart control into your existing home to enable a smart home. Each smart switch has 4 gangs that can be used to control lights and other home appliances at the same time in four areas of your home. There is a mor difference between 4CHR3 and 4CHPROR3, which is 4CHPROR3 is designed with an additional function for RF control. The function is purposely adopted to make you turn on/off the device connected with 4CHPROR3 via the RM433 remote controller. The new improvement on 4CHR3 and 4CHPROR3 compared with 4CHPR2 and 4CHPROR2 is for users to set these 3 working modes on eWek APP instead of the hardware itself, easier to operate. So you can enable self-locking mode to turn on/off 4 connected devices separately, interlock mode to turn on 1 connected device every time and turn off the rest of devices simultaneously and inching mode to turn on 1 connected device and then make it turn ofutomatically after a given time (0.5 - 3600s). For the device away from the switch, you can create a moveable space in virtue o DIN rail to make them be connected. Simply activate devices through your voice when the switch works with Alexa and Google Home smart assistant. Package SONOFF 4CHR3 or SONOFF 4CHPROR3 *1 SONOFF 4CHR3 or SONOFF 4CHPROR3 User Manual *1 【Independently/Mutual Control 4 Devices】Turn on/off the 4 connected devices separately in self-locking mode. Turn on 1 device but turn off the other 3 devices at the same time in interlock mode. Turn on the connected devices but automatically switch offter 0.5-3600s later in inching mode. 【Dry Contact】If your device does not need to be powered through the output of the 4CHPROR3, but only needs to use it as a smart switch to control the e on and off, the 4CHPROR3 is your best choice. 【With 433MHz RF Control】Use your common 433MHz remote control to turn on/off the device without internet. 【Easy To Out-of-Reach Devices】Mounted on the guide rail, convenient to connect and control devices far from the switch. 【Works With Alexa Google Assistant SmartThings Alice】You can directly ask Echo/Echo Dot/ Tap, Google Home to turn on/off your SONOFF devices.