Z-711/712/713 is humidity and temperature sensor based on ZigBee Smart Home Automation standard. It is used for detecting indoor and outdoor temperature and humidity and send out detected data to control center via wireless network. Z-711, Z712 and Z-713 do not need any wiring for installation. It only needs 2 AAA batteries to support its power. It can be mounted on wall and everywhere. Users do not need to operate this device, it will send the detected data to control center by itself. Humidity and temperature data can also be displayed on control center or Z-868 console, user can check on the data from internet.