The DL469 is the everyday True RMS Digital Clamp-On Meter designed to measure 400A AC, 750V AC/600V DC, resistance, microamps, diode test and is equipped to with non-contact voltage. Also rated to CATIII 1000V under IEC 61010 3rd edition and backed by 2-Year limited . From the Manufacturer: UEi Test Instruments has over 50 years' experience designing and manufacturing a broad range of award-winning, industry-leading Test and Measurement Tools. Professionals recognize the UEi brand for quality and innovative features designed to solve real-world problems. UEi backs its products with dedicated technical support, service and repair teams.