A compact handheld car circuit tester for reliable DC voltage detection and circuit continuity checks. Designed for multi-vehicle compatibility, it speeds up electrical troubleshooting while reducing guesswork. Key benefits Simple, accurate diagnostics: Detect DC voltage and verify circuit continuity quickly so you can identify faults without disassembly or time-consuming testing. Wide vehicle compatibility: A user-friendly interface supports multiple vehicle types, making this tester useful for personal cars, fleet vehicles, and workshop environments. Durable construction: Built from long-lasting materials with shock- and vibration-resistant design and a reinforced plug to withstand frequent use. Fast, clear fault feedback: Sensitive touch points and rapid detection give near real-time voltage readings. A clear double-color status indicator shows pass/fail or live/neutral states at a glance. Comfortable, controlled handling: Ergonomic handheld shape with integrated probe function lets you reach connectors and terminals with minimal strain and steady control. Features and performance Function: DC voltage detection and circuit continuity testing with real-time feedback. Indicators: Double-color status LED provides unambiguous visual results during testing. Durability: Engineered to resist shocks and vibration while maintaining plug integrity under frequent use. Usability: Integrated probe and ergonomic grip reduce hand fatigue and improve accuracy on small terminals. Typical applications Battery and charging system checks: Quickly confirm battery voltage and alternator output without removing components. Fuse, switch, and wiring continuity testing: Verify fuses and trace wiring faults or broken connections in lighting, accessories, or control circuits. Intermittent fault diagnosis: Use the sensitive probe and immediate voltage readout to isolate poor contacts and connector issues on a variety of vehicle models. Why choose this tester Reduces diagnostic time by giving immediate, easy-to-interpret results. Suitable for hobbyists, mobile technicians, and professional workshops because of its multi-vehicle compatibility and robust build. Ergonomic design and integrated probe functionality improve access and accuracy while minimizing user fatigue. Built for practical, repeatable automotive electrical troubleshooting without unnecessary complexity.