MHCOZY AC DC 7-32V TYWB 4ch-RF WiFi Smart Relay Switch Controller Module, White
Brand new MHCOZY AC DC 7-32V TYWB 4ch-RF WiFi Smart Relay Switch Controller Module, White-Input Voltage: USB 5V or DC 7-32V-WiFi: 2.4Ghz b/g/n+Bluetooth-Radio Frequency: 433Mhz-Working Temperature: -40°F to 70°F-Working Humidity: 40% to 80% RH-Simple DIN Rail 24V Relay-Voice control compatible with Google Home, Amazon Alexa, Apple Siri