Discover the Mercury Digital Insulation Tester (Model: 600.662), a high-precision tool designed for meticulous electrical inspections. With a test voltage range of up to 600V and a resistance range of 2000, this tester is engineered to deliver reliable and accurate results. The unit comes with a three-pack quantity, ensuring you have a ready spare for future needs. Crafted in Taiwan, the Mercury brand is synonymous with quality and durability. This unit type tester is a must-have for professionals seeking to maintain the integrity of their electrical systems. The item is freshly packed in its original box, ready to be deployed in your technical arsenal.