TRIPLETT LCD Display Voltage detector Voltage tester

LCD Display Voltage detector Voltage tester. Easily measure DC voltage/current and source DC mA current. Source and measure accuracy up to 0.02%. Simultaneously provides 24V loop power to transmitter while conducting mA current measurement. Adjustable 0-20mA/4-20mA span with % readout. Automatic sawtooth or triangular output current step function. Built-in Flashlight. Auto power off