Extech 412300A Current Calibrator/Meter has a precision source for calibrating process devices and measuring DC process signals and is complete with 9V battery, calibration cable with spade lug terminals, carrying case, and 100V-240V AC Universal Adaptor (50/60Hz)

The Extech 412355A current and voltage calibrator / meter has a super large LCD display and touch keypad. The LCD displays readings in mA, as a percent of the 0 to 24mA range, or a mV in voltage ranges.