Yes, you can use your Oxygen Visa Debit Card outside of the United States for international purchases.
Fees when using my card outside of the U.S.
You will be charged a 1% fee of the total transaction amount when using your debit card outside of the U.S.
When withdrawing from an international ATM, you will be charged 1% of the transaction amount, plus a $5 ATM withdrawal fee. ATM providers also may charge a separate additional fee.