Features: Versatile Circuit Testing: This cable tracker and electrical circuit tester efficiently identifies open and short circuits in automotive wiring systems, ensuring reliable diagnostics for all your automotive repair needs. Wide Voltage Range: Designed for use in vehicles, this multifunctional tester operates within a voltage range of 6-42v, making it suitable for various automotive applications and ensuring compatibility with most vehicles. Easy Continuity Testing: The automotive open circuit locator simplifies continuity testing, allowing users to quickly find breaks or faults in circuits, saving time and effort during diagnostics and repairs. User-Friendly Design: With its intuitive interface and clear indicators, this automotive repair circuits diagnostic tool is perfect for both professionals and diy enthusiasts, making circuit testing straightforward and efficient. Durable And Portable: Built for longevity, this automotive power tester tool is compact and lightweight, making it easy to carry and store, so you can always have it on hand for quick circuit diagnostics wherever you go. Specifications: Material: ABS Reciever Size: 24*4.4cm Sender Size: 5.8*6.8cm Supply Voltage: 12(V) Operating Temperature: -20~60(°C) Power Supply: Battery (Not Included) Note: Due to the screen lighting effect, the actual color of the product may be slightly different. Due to manual measurement, please allow size error. Include: 1*Reciever 1* Sender 1*User Manual 1*Storage Box