Take your payments on the go great for pop-up shops/trade shows, hairstylist, barbers, etc. This works by placing your smart device camera to the QR code and it will directly link your cash app or PayPal to it for payment. The customer must type in the amount of the payment to send you to finalize the order. We advise watching for your notifcation to ensure payment is received from sender. In no way shape or form is Jovahni B LLC responsible for any misuse or abuse of this product. You accept all responsibility of use. This is a final sale item. You must email us a picture of your QR code for either Cash app or PayPal and your business logo/name within 48 hours of your order with your order # as the subject line or we will cancel and refund your order! Please email us at jovahnib@gmail.com.