When paying with Debit / Credit card on Zowasel, enter your 16 digit card number, expiry date and CVV (Card Verification Value)/Security PoDe.

Your 16 digit card number is the number before the card expiry date and your name while your CVV is the 3 numbers at the back of your ATM card 

Please note that Zowasel doesn't save your card or CVV information and you will have to enter it each time you purchase on Zowasel.