This insulation tester is built with a durable, ergonomic design that ensures rugged field performance. The KEW 3125B comes with a newly designed alligator clip that offers secure connections, and its hard carry case protects it during transport. Thanks to the large backlit LCD with a bar-graph display, users can easily read both numeric values and trends. Auto power-off saves battery... https://tools.com.bd/product/kew-3125b-high-voltage-insulation-tester