Friendcom’s self-developed G1.6-G40 ultrasonic gas metering modules, backed by over a decade of expertise and breakthroughs, deliver Class 1.5 accuracy, wide rangeability, and high sensitivity with stable performance across full flow and temperature ranges. Featuring modular communication (NB-IoT/Cat.1/LoRaWAN/WM-Bus compatible) and 20-year battery life, they are widely recognized in the market.
