Car ECU Diagnostic Cable Memory Saving Cable With Alligator Clip For Car BatteryOOTDTYfeatures: 100% brand new and high qualityEasy to use: insert the red test lead to the current position, clamp the battery post (negative) with the spring clip, and then use the battery clip to clamp the battery post (negative) to the ground. Prevents loss of electronic memory when disconnecting the vehicle battery and retains vehicle codes and electronic settings. High-quality Material: Made of high-quality metal, stable, sturdy and durable. Wide Application: Good performance, convenient and practical, suitable for home and professional use. Lightweight Size: Portable and small size, easy to store and carry, brings you convenience. Specification: Material: MetalColor: As the picture showsProduct Size: Approx. 285x27 1mm/11.22x10.67inchesNet Weight: 30g/0.07kgPackage Included: 1 Set of Vehicle Leak Detection ToolsNote: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Use note1. Please turn off the motor and pull out the wrench before measuring the leakage. Do not start the engine during the test to avoid burning the fuse.2. The leakage measurement must simulate the non-starting state of the car, remember to turn off the car [key door handle (can be locked) to put the car computer in sleep state.3. The time it takes for your computer to go to sleep depends on different models. Please wait patiently for the measurement time to determine whether leakage current exists.4. The standby current of the computer of different car models is different, but the ideal value should drop between 20 mA and 60 mA.5 To replace the fuse of the line tester, use a 10A fuse to avoid burning the multimeter.