Features: Automotive Electrical Circuit Tester, Component activation, Voltage detection, Diode detection, Continuity testing, Ground detection, Tracing and locating short circuits, Positive and negative poles detection. Flexible wire lead has good tensile strength,with alligators clip. Large digital screen,easy reading. Small volume, compact structure, equipped with a clip, convenient to carry and use. The probe pen is suitable for checking circuits, fuses, switches and wiring in car, trailers, boats, motorcycles and other low voltage system. Specifications: Material:ABS Supply voltage DC6-30V Measuring voltage ranges: 0.3V-70V Operating current: 80mA Activation current: 0-8A Operating temperature: 0 to 60C Storage temperature: -40 to 70C Cable length: 4Meters/13.12Ft Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1Set Car Circuit Tester