August 2025

Let’s give a detailed introduction to the crucial accessory in battery testers, especially those used for measuring internal resistance and voltage – Kelvin clamps. Core objective: To achieve precise four wire measurementThe core value of Kelvin clamp lies in its implementation of four...

Do you know what types of screens are available for car 12V battery testers? A 12V battery tester is a handheld device that checks the health of batteries (used in cars, motorcycles, boats, etc.). It quickly measures: Voltage (Is the battery charged?) Internal resistance (Is the battery worn out?) Estimated...