Every Giantex purchase you make is 100% guaranteed. When you order from us , we guarantee all items before shipment are brand new and have been checked carefully. If you receive the items that are not what you expected or doesn't work in 90 days from the date of purchase, we'll exchange or refund you the money you paid. Please refer to our Return Policy for more detailed information about returns. We guarantee that we will do our best to resolve your issue as quickly and thoroughly as we can. We want you to be our lifelong customer.