UNI-T UT61D True RMS Digital Multimeter True RMS Digital Multimeter / 6000 Count Max Display / Auto-Manual Ranging Diode Testing; Continuity Buzzer; Relative Measurement; MAX/MIN; Data Hold / Auto Hold Data Logging & Recording using RS232 PC Interface Cable (included) Input Impedance / DC Voltage at 10M ohm; Overload Protection 1000Vdc / 750Vac Display Backlight; Low Battery Indicator; Built-In Backstand; Rubber Holster for Protection & Easy Grip