DFUN DC Energy Meter hi Electric lirtheia direct current (DC) signal device leh non-vehicular charger-a electrical parameter tehna atana siam a ni. Industrial leh mining enterprise, civil building, leh building automation-a tunlai DC power supply leh distribution system-te tan pawh a tha hle. 

Energy hman dan langtlang leh control a tichak mai bakah energy hman dan tha zawk siamin economic leh environment lama hlawkna nasa tak a thlen bawk.