The King Tony Voltage Tester 3–48V is a reliable and easy-to-use diagnostic tool designed for testing DC electrical circuits in automotive and workshop environments. Ideal for mechanics and technicians, this tester allows quick identification of voltage presence and polarity with clear visual indication. Equipped with an insulated alligator clip and a 110 cm cable, the tester ensures safe and secure connections during use. The built-in dual LED indicators clearly display positive and negative polarity, making fault-finding faster and more accurate. Designed specifically for DC voltage testing between 3V and 48V, this tester is perfect for automotive electrical systems, batteries, fuses, and wiring diagnostics.

• Voltage testing range: 3V – 48V
• Designed for DC circuit testing
• Dual LED indicators for polarity (+ / –)
• Insulated alligator clip for safe operation
• 110 cm cable for easy access
• Two testing methods for versatile diagnostics
• Ideal for automotive and workshop use