Our product car air flowmeter adopt high quality import device & parst, \r\n\r\nits singnal process operation accurately accomplish by micro-computer, on it ng: speedup; siowdown; idle speed;high speed; speed acceleration; slow in and car computer testing result normal, oil save efected obviously, dynamical performance upstanding, stable and reliable, prefect characteristic, it achieved leading leval compare to congeners product all over the world. its pioneer in adopting micro-computer digital circuit in domestic market, passed authority organization inspect in the industry, belong to country patent procuct, its performance is well above the simulant circuit, its useful life is many times than othes, and lower current, they are the first choice of auto device.