The Lang Tools CAT III DMM, No. 13809, comes with 19 functions, seven ranges, manual ranging and a protective rubber boot. The tool can check up to 20 megaohm resistance and has a continuity buzzer. This CAT III-certified, 600V ETL-approved meter can also complete a diode test, battery test and data hold. With this tool, technicians can diagnose many different electrical problems.
