This AC leakage current tester features a large 4000 count LCD display and 40 segment digital analog bargraph. The ST-9809 includes leads for voltage testing and a protective boot for added durability in the field. Features Designed to measure current leakage4000 count LCD displayMaxMin and Data hold measurementsContinuity and relative functionsDigital analog bargraph1.2" (30mm) jaw size openingLow battery indicator and Auto Shut OffCat. II 600V safety rating