WS303-868M - Mini Leak Detection SensorWS303 is a tiny and mighty leakage detection sensor for detecting the presence of water leaks and transmitting an alarm using LoRaWAN technology. With this low power consumption technology, WS303 can work up to 5 years with a 590mAh battery. Compliant with Milesight D2D protocol, it can directly link with other Milesight devices to realize danger prevention and effectively prevent unnecessary loss. The wire free WS303 can be easily used in smart
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