EM300-ZLD-868M Leak Detection Sensor - Rope TypeEM300 ZLD is a compact zone leakage detection sensor for detecting large area presence of water (or other liquids)and transmitting alarm using LoRaWAN technology. With this low power consumption technology, EM300 ZLD can work up to 5 years with 4000 mAh battery. Combined with a MilesightLoRaWAN gateway, users can manage all sensor data remotely and visually and receive alarms via mobile APP. EM300 ZLD also integrates temperature and humidity sensors,