VC88 COMS, TTL logic level tests, Frequency, Duty-cycle, REL, tests, Data hold, Backlight.

VC88 multimeter, available to DC voltage, AC voltage, DC current, AC current,  resistance, capacitance, frequency, logic  (TTL COMS), temperature, duty-cycle, hFE, Diode and continuity tests; Designed with unit symbol display, data hold, REL  test, auto/manual ranging shift, auto  power off and alarm functions.
4000 digits display