That brings us very bad effect and can't solve any problem. We will give big discount for the future business. If you receive a defective item, you need to return or discount.
Or sent you a replacement if you need. We will answer your question in 48 hours, deal with one time every day. Saturday and Sunday is our holiday, If you send me message on Saturday and Sunday, we can't reply you in time.
But please no worries and we will reply you on next Monday immediately.