JASTIND 3-72V DC Automotive Test light, Bidirectional Volt Circuit...

JASTIND 3-72V DC Automotive Test light, Bidirectional Volt Circuit Tester provides precise voltage checks for car electrical systems with clear readouts.

Use this tool during routine maintenance or professional diagnostics to check headlights taillights fuses car batteries and other 3-72V DC circuit systems. It is ideal for workshop benches or roadside troubleshooting because the LED digital display reads voltage with 0.1V resolution and ±0.2V accuracy, while two LED beads illuminate the measured area for clear visibility in day or night. The unit also features dual color LEDs and a buzzer to indicate polarity, helping confirm positive ground connections quickly and safely. Its compact build and lightweight design make it easy to maneuver around engine bays and cramped electrical compartments.

Designed with a sharp stainless steel probe and anti-lost protective cap, the tester allows easy piercing of wires and safe storage. The probe and cap help prevent injuries and misplacement. The 142 inch extended length spring wire with PU outer skin and copper inner wire provides flexibility and durability; it automatically recovers after stretching for convenient use and storage. It is designed for long-term reliability in busy shops and on the road. For long-term use, JASTIND offers quality support if you have questions or concerns.

Features:

• 3-72V testing range for automotive circuits
• LED digital display provides 0.1V resolution
• Bidirectional voltage testing with polarity indicator and buzzer
• Clamp can attach to ground or positive for polarity checks
• Anti-lost protective tip and sharp stainless steel probe
• 142 inch extended length spring wire with PU outer skin