1. Enter the TOP-UP amount and know the "rate" of the value to which the fee is applied.

2. Enter EXCHANGE RATE. The ratio of your own to the dollar,
For example, you can add 1,200 won per dollar for Korean money.

3. Enter the amount on the card into the POS section to see how much can be used except for the maximum fee.

4. By default, only the pink part of the utility is entered. The remainder is automatically entered.
If another value is added for the auto-populated part, you can modify it