123B/124B/125B Buyers Guide The Meter Recorder tends to make the Test Device work as a paperless recorder that collects a series of parameter measurements after some time and displays The end result to be a graph or even a trend-line on screen. This is often most helpful to..Ch? nh?t: Kiên Giang, Lâm ??ng, Ti?n Giang K?t qu? XSMN ???c s?p x?p m?c