868 MHz ISM band LoRa™ external radio module designed for water meters equipped with pulse sensor. Compatible with all Maddalena water meters in sizes DN15 to DN200. Communication protocol complies with the LoRaWAN™ standard. It guarantees long-distance transmission both in urban and suburban areas (depending on the environment). Battery powered, lifetime up to 15 years (depending on configuration and number of measurements / transmission frames). Activation and setup take place via the local NFC interface and relevant Android app.