If your ordered product comes with warranty must keep the invoice for future reference or let us know your order number for website orders. If you face any trouble with the product kindly inform us. We will try to solve the trouble as soon as possible. If the trouble is beyond any solution we will send a replacement of the product, availability depends on the stock of the product. If the product is out of stock we will make an exchange policy for any of our other products within the same price.