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