[Solved]Measure a battery amps

CrossRoads:
This will do 1A, need to have the exposed pad connected for cooling.
BQ24090DGQT Texas Instruments | Integrated Circuits (ICs) | DigiKey

If i understood it charges batteries at 10mA min and 1000mA max right?

What does this means: "Pin Selectable USB 100mA and 500mA" cuz i'm confused about this