When the customer scans the QR Code, the following screen will be displayed in the application.



The sale is then entered as normal on the POS and the cashier chooses the Mobile  Payment as the payment type.



If the customer has not yet scanned the QR code then the POS will wait.



After QR Code is scanned the total and confirmation is displayed for the customer as below.



When the customer confirms this amount the POS sale will complete and the receipt will be printed.