1.It can test the defects of leaking, blocking,the angle of the injector , also a mount and the uniformity of spraying oil when the injectors are at different runing speed. 2.Can diagnose the changes of a group of injectors before and after cleaning. 3. It can stimulate the accelerating or decelerating state of engine optional. Fuel Injector Cleaner & Analyzer product type:SF-8A Technical Parameter: Voltage:AC220V?0%/50HZ Capacity of oil box:4L Capacity of test tube: 120cc Ultrasonic frequency: 45KHZ Ultrasonic power: 80W RPM: 0--9975r/min Step: 25r/min Pulse width: 0--30ms Step: 0.10ms Time range: 0--9995s Step: 5s Count: 0-- 9950 times Step: 25times System pressure: 0--5kg/ cm2 System flow: 6 L/min The max vat counts: 8vats Style of changing pressure: automatism Style of returning oil: automatism