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 precise and reliable results. Multi-Functional Testing: This tool offers voltage detection, diode testing, continuity testing, ground detection, short circuit tracking, positive and negative polarity detection, overload protection, and built-in lighting. It is ideal for diagnosing and repairing electrical issues in vehicles. LCD High Definition Display: The high-definition LCD screen provides clear voltage readings. When the probe detects a positive terminal, the red LED illuminates 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. Built-In Lighting: Equipped with a built-in light, this tester enables maintenance and repairs in low-light conditions. It is suitable for use at night or in dimly lit areas. Wide Compatibility: Supports 3.5-36V electrical systems, making it compatible with various vehicles including cars, trucks, off-road vehicles, motorcycles, construction equipment, 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 Operating Temperature: -10 to 60C (-4 to 158F) 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 mechanics and DIY enthusiasts. Order yours today and maintain optimal performance of your vehicles electrical systems. Note: Due to differences in lighting and screen settings, the item's color may vary slightly from images. Slight dimensional variations may occur due to manual measurement.