<![CDATA[EC21 Product Catalogs - nb iot smart water meter]]> <![CDATA[DN15-DN40 Ultrasonic Water Meter R250 Household Smart Water Meter NB-IoT/LoRaWAN/RS485/M-Bus]]> <![CDATA[NB-IOT Smart Water Meter]]> <![CDATA[ER26500 Li-SOCL2 Cylindrical Battery]]> <![CDATA[DN 15Ultrasonic Water Meter with RS485 Modbus]]>