This process is called time-of-flight measurement. The internal circuitry works by using this timing to calculate the distance, supplying rapid digital readouts that may be a great deal more specific than guide approaches. Several feet off is a big challenge but for my works by using I believe a couple https://trenton9dil8.blogofchange.com/39563458/the-2-minute-rule-for-أدوات-قياس-المسافات-بدقة