[Solved]Measure a battery amps

CrossRoads:
Pins 1 & 2 determine whether it charges to 4.1V or 4.2V, and at 100mA rate or 500mA rate.

The IC does that automatically?

CrossRoads:
(...) at 100mA rate or 500mA rate.

This means that i can't charge a battery bellow 100mA or above 500mA?