Power supply: 120VAC. Current: 40A Inductive 50A Resistive Wireless Standard: Wi-Fi 2.4GHz b/g/n Security Mechanism: WEP/WPA-PSK/WPA2-PSK Operating Temp: -20degree~70degree Connector: Universal Functions: Remote ON/OFF: Turn electrical devices on/off from anywhere App Support: Free IOS and Android mobile App eWelink Sync Status: Real time device status provided to App Timing: Set scheduled/countdown timers to turn on/off at specified time Share Control: Control your smart home together with your family Scene: Turn on/off a gang of devices one tap Smart Scene: Trigger on/off by temperature, humidity or other environmental conditions Network Support: Control electrical devices over Wi-Fi or 2/3/4G mobile network Voice Control: Works perfectly with Amazon Alexa MANUAL OVERRIDE SWITCH INCLUDED (simply press black button on the controller)