The el-wi-of materials data logging sensors wirelessly stream environmental data at regular intervals to a host PC. Position sensor using built-in Wi-Fi range detection indicator; once set up within range of a Wi-Fi router, the sensor stays where you want it and you can monitor the data from your PC. The el-wi-of materials sensors are 802.11B compliant and support security protocols wep, wpa/wpa2-psk-unlike many other Wireless data loggers, these sensors communicate through any Wi-Fi router available worldwide. Use the LCD to read data locally, including min/max readings, Wi-Fi connection and signal strength. Data loggers are ip55-rated and include rechargeable batteries. Wirelessly stream temperature and humidity data through Wi-Fi communicate with host PC or EasyLog cloud using any Wi-Fi router get real-time data anywhere using free, downloadable EasyLog software change sensor settings remotely and get email alerts when alarm triggers stores sensor data in memory If temporarily disconnected from Wi-Fi configure high and low alarms - perfect for lab and warehouse environmental monitoring!.