كابل USB-C إلى لايتنينج @AlexeyShcherbak The difference between Stopwatch and DateTime.Now can not be a lot more than 10-twenty ms, check your code yet again. And I do not treatment about milliseconds in my examination. Also my code will probably be various traces of code lengthier with Stopwatch. int principal() https://arqoob.com/product/38862/brave-3-size-in-1-pack-usb-a-to-type-c-cable