Discover the ultimate fuel injector tester cleaner kit. It comes with 6 sizes of cleaning adapters, fitting all 5V-12V injectors, including specific ones for certain BMW models. With 8 pulse modes and 12V/5V power drive, it offers a wide range of testing options. The 4-Wire Dual Channel design allows for simultaneous testing of 2 injectors. Powered by a 12V battery or external DC 12V power adapter, it's compatible with any fuel pressure tester. Ideal for gasoline cars, it features polarity reverse connection and short circuit protection for safety. It can also be modified for relay or solenoid valve testing under professional guidance. This kit is a must-have for accurately diagnosing and repairing fuel delivery problems in petrol vehicles, making maintenance easier and more efficient.