About Product:

Sonoff 4CH Pro is a 4 gang WiFi Switch. It supports switch among 3 working modes: interlock/self-locking/inching(0.25-4s adjustable) mode. It integrates with a 433MHz RF receiver module, making the switch can be controlled by RF Remote. The Sonoff 4CH Pro smart switch is DIN
Rail mounted.

Users can remotely turn on/off the connected lights/appliances by iOS/Android App eWeLink or 433MHz RF Remote. They can create 8 enabled single/repeat/countdown timers to automatically turn on/off at the specified time. The timers can run themselves even network is unavailable. To let the devices be controlled by their family, they can simply share the devices to them and give specified timers permissions. They can even create some scenes or smart scenes to trigger ON/OFF the switch.

Features:

Turn on/off 4 home appliances remotely
Supports switching among inching/interlock/self-locking mode
Device status synchronously display
Single/Repeat/Countdown timers
Share control
Supports setting power-on state
433MHz RF Remote control

Specification:

• Working modes: inching/interlock/self-locking mode
• Adjustable time for inching mode: 0.25-4s
• Power Supply: 90-250V AC(50/60Hz) / 5-24V DC
• Max current: 10A/gang
• Max Power: 2200W/gang
• Wireless Standard: Wi-Fi 2.4GHz b/g/n, 433MHz RF
• Security Mechanism: WEP/WPA-PSK/WPA2-PSK
• Operating Temperature(recommended): 0ºC-40ºC(32°F-104°F)
• Operating Humidity: 5%-90%RH, Non-condensing
• Wireless Standard: Wi-Fi 2.4GHz b/g/n, 433MHz RF
• Security Mechanism: WEP/WPA-PSK/WPA2-PSK