Digital Insulation Resistance Tester 500V/1000V/2500V/5000V Megger Megohmmeter
LC-6688B insulation resistance tester is commonly used in floor heating cable, well pump motor. Insulation resistance: 1M Ω~200G Ω. ▶Low battery warning. 6 X 1.5V (AA) battery. ▶Data Hold. 1 x User Manual.