Multimeter CalibratorClamp Type Multimeter Calibration Device,Digital Meter Calibrator,Multi Instrument Calibrator ... 1999 (9), 3999 (9) a display of the digital multimeter. 4. Manual and semi-auto inspection 0.2% ... digital multimeter, an analogue meter installation type digital instrument, including dc analog output of digital instrument; All kinds of clamp ampere ammeter; Verification clamp ...