With the 'Detector' you quickly clear: Much more influence on the speed of loading as the charger has the cable used. Generally shorter and larger cross-section is usually better here, but in the end you see it the cable is not in what it lets through to electricity. Even with relatively short cables resulted in me differences up to a factor. 5
The two terminals allow the choice only when loading or when data transfer is measured. The display is clear and stable, the housing process simple but tidy.