Fine Tip Design The 0.7 mm slender point precisely penetrates insulation layers, enabling effective testing without contacting or damaging conductors, making it suitable for sensitive circuit examinations. Strong Build Crafted from steel, the tester offers resistance to erosion and wear, ensuring durability and reliable service life. Wide Compatibility Works with standard measuring tools, enabling users to check electrical properties; suitable for automotive, household, and electronic equipment servicing. Quick Connection Features 4 mm plugs for fast and easy attachment to testing devices, simplifying the testing process and improving efficiency. Use scenarios Automotive diagnostics: Inspect wiring harnesses and insulation in engine bays or dashboards without risking conductor damage. Household appliance service: Verify circuits in appliances like refrigerators, ovens, and washing machines during . Electronics maintenance: Check insulation integrity and electrical properties on PCBs and small devices during development, testing, or .