Our warranty covers you for a total of 48 hours from the time of purchasing a product on our site, that means as long as you contact us within the 48 hours your order will be replaced/exchanged accordingly. Replacements/exchanges are only provided in the event of a product not containing the minimum promised balance or other reasonable issues (up to our discretion). We are not responsible if you were denied by the merchant for trying to use a valid card with the accurate balance on it.