UNI-T Digital Multimeter UT39E+ is a perfect tool for the laboratory, factory, and home. UT39E+ plus digital multimeter is designed according to CAT II 1000V/CAT III 600V safety standards. They feature overvoltage and overcurrent alarms and high voltage protection, triggered during faulty operation. UT-39E+ best budget multimeter is suitable for HVACR maintenance with its temperature measurement feature. UT39+ series modern digital multimeters are portable devices designed for the electrical industry. Features: Transistor hFE Diode Continuity test Relative mode Frequency response: 40Hz~400Hz 2m drop test Data hold Backlight Auto power off Conductance 100nS NCV Package includes: 1 x UNI-T UT39E+ Multimeter (Battery is not included.) 1 x Test Lead 1 x Point Contact Temperature Probe 1 x User Manual