Extech MA640-K Phase Rotation/Clamp Meter Test Kit is a TRMS clamp meter with multimeter functions, 3-phase rotation tester, and CAT IV safety-rated Alternating Current voltage detector all in one package. This Phase Rotation/Clamp Meter Test Kit is perfect kit for plant upkeep.
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to 
