Multifunctional car circuit tester: Lightweight and portable for easy carrying and use anywhere. Includes a convenient test probe. Test probe: Thoughtful detail design and solid workmanship ensure durability and reliable functionality. Voltage tester with a digital display. Automotive electrical tester: Made from high-quality materials for flexibility and excellent durability. Easy to operate for automotive circuit testing. Electrical tester: Digital LCD circuit tester suitable for home use, for electricians, for use in vehicles, and as a test instrument for electrical circuits. Practical applications: - Use in a car to test automotive electrical circuits and wiring. - Use at home or in a workshop to verify electrical circuits and components. - Use on-site by electricians for quick circuit verification in vehicles and other installations.