On 13-02-2020 NAVITUS LT has started first commercial smart metering project in Lithuania and Baltic states based on NB-IoT technology. The project will include data readout from cold water meters, owned by UAB Vilniaus Vandenys – the largest water supply company in Lithuania, located in water inlets of apartment buildings, office buildings and industrial companies in Vilnius city and Šalčininkai and Švenčionių districts. NAVITUS LT has developed dedicated device for this smart metering project. It includes NB-IoT modem and impulse counter with lithium battery block which will operate more than 6 years without external power supply and battery change. The project also includes MDM software Enersis v3 for data collection, remote firmware upgrade, event and network monitoring for more than 8000 of metering points in ground floor and metering wells.