Specifications Product Name Dry Contact Switch ModuleProtocol WiFi ZigbeColor YellowVoltage AC100 240V 50 60Hz DC12 24VMax Load 5A LED 150WWiFi Frequency 2 4GHzOperation Temp 10℃ 55°℃Relay NO NCFeatures 1 APP Remote ControlTurn on off the devices from anywhere after connected the module to TuyaSmart Smart Life APP 2 Voice ControlJust need simple voice commands to trigger the dry contact through Alexa Google Home Assistant turn on off the device 3 Timing FunctionWith flexible timer setting you can trigger connected devices on time while saving energy 4 Relay Status FunctionWith Relay Status Function you won t have to worry about power outages as you can set on off remember the last status of the smart dry contact as relay status 5 Device SharingThe switch can be shared to other family member who has Tuya Smart or Smart life App Account So that other people can control the switch via App as well Package Include 1x Dry Contact Switch Module