Clicking on the paypal payment link opens a secure link to the payment screen where you can securely pay either by credit card or via your paypal account.
Time Warp Watch accepts either credit card or paypal payments. Mastercard and Visa are both accepted.
Click on the paypal link to go to the payments screen. Here you can either log in to paypal or you can enter credit card details. You do not need a paypal account to pay by credit card.