Complete with everything needed to be up and running in just minutes, the DM-9100 data acquisition digital multimeter (DMM) allows data to be acquired, analyzed, saved, and transmitted quickly. The device meets CE requirements and has a one-year limited warranty. Features include: true RMS ac measurements, dual display RS-232C interface, 10-location memory, time/mode with alarm, clock and stopwatch, min/max, average and relative mode, decibel measurement, capacitance and inductance measurement, and temperature measurement in Centigrade or Fahrenheit. The unit also offers a pulse signal injection function, a continuity and diode test capability, a logic probe function, auto power off and data hold and run modes, low battery and polarity indication, and overload protection.