Description Product Reviews Greenlee CMT-90 Tester Electrical 1000V 600A Hassle-free, automatic measurement of amperage, voltage and resistance Low impedance eliminates stray or “ghost” voltage readings True RMS for the most accurate measurement when harmonics are present High resolution, auto-illuminating LCD backlit display Auto off for longer battery life Resistance measurement Audible continuity test Data hold to capture measurements Accessories included: (1) 9 V battery, test leads and carrying case Lifetime Limited Warranty 0 Reviews Hide Reviews Product Reviews