Martindale et4 electrical tester 200a acdc
Martindale et4 200a ac dc electrical tester martindale et4 p the martindale et4 is a compact electrical tester that measures ac voltage dc voltage ac current dc current resistance frequency and continuity and can take simultaneous measurements of current voltage and frequency voltage p p the electrical tester can be used as a non contact voltage indicator and features auto ranging display hold and auto power off functions a forward facing led illuminates the area in front of the for