Specifications:

• Voltage Range: 90-250V AC(50/60Hz) / 5-24V DC
• Upgrade Function: Set Delay Time
• Supports Function: Works with Alexa & Google Home, IFTTT
• State of Assembly: Ready-to-Go
• Modes: Inching Interlock Self-locking Modes
• Model Number: Sonoff 4CH PRO R2
• Max Wattage: 2200W/gang
• Max Current: 10A/gang
• Humidity: 5%-90%RH, Non-condensing
• Frequency: 2.4Ghz, 802.11 b/g/n & 433MHz
• Compatibility: All Compatible
• Camera Equipped: No
• Brand Name: SONOFF
• Application Scenarios: Sonoff Smart Home 4 Channel Wifi Switch