General description The Laser Tools Fuel Injector Function Tester is designed to electronically switch petrol fuel injectors, perform full function tests, and assist in injector cleaning when combined with a suitable carburettor cleaning fluid. It is versatile, accommodating both standard EFI injectors (12V) and GDi injectors (5V). Technical specifications Power source: 12V vehicle battery Output: Switchable between 5V and 12V Activation modes: Continuous, short, medium, and long switching outputs Includes: 3 pairs of terminal accessories Usage For injector cleaning, use with an appropriate aerosol injector/carburettor cleaner. When using with a pressurised cleaner, always spray into a suitable catch tank.