Product Description: Ensure the efficiency and safety of your vehicle's electrical system with the Digital Automotive Car Power Probe Circuit Electrical System Tester. This versatile diagnostic tool is designed for comprehensive testing of automotive circuits, providing you with precise and reliable results. Key Features: Multi-Functional Testing: This tool offers a wide range of features including voltage detection, diode detection, continuity testing, ground detection, short circuit tracking, positive and negative detection, overload protection, and lighting. It's the ultimate tool for diagnosing and fixing electrical issues in your vehicle. LCD High Definition Display: The high-definition LCD screen displays clear voltage readings. When the probe detects a positive terminal, the front red LED lights up along with a blue voltage display. For negative terminals, the green LED lights up with a blue voltage display, ensuring accurate and easy-to-read results. Lighting Design: Equipped with a built-in light, this tester allows you to perform maintenance and repairs even in low-light conditions. It's perfect for nighttime use or dimly lit areas. Wide Compatibility: Supports all 3.5-36V electrical system testing, making it suitable for a variety of vehicles including cars, pickup trucks, off-road vehicles, motorcycles, construction vehicles, and boats. Specifications: Item Name: Automotive Circuit Tester Model: CNBJ-823 Color: Blue DC Voltage Range: 3.5-36V Over-Current Protection: 8A Rated Current: 1-8A Accuracy: 2% Line Length: 4.5 meters Operational Temperature: -10 to 60 / -4 to 158 Relative Humidity: < 80% Item Size: Approx. 26 x 4 x 2.8 cm / 10.23 x 1.57 x 1.10 in Total Weight: 390g / 13.75 oz Package Includes: 1 x Automotive Circuit Tester 1 x User Manual Diagnose and repair your vehicle's electrical system with ease using the Digital Automotive Car Power Probe Circuit Electrical System Tester. Its multi-functional capabilities and high-definition display make it an essential tool for any mechanic or DIY enthusiast. Order yours today and ensure your vehicle's electrical systems are in top condition.