TO BUY AND GET MORE INFORMATION, US ON::- /span>Product ConditionNew sealed in boxesWarranty & Return PolicyAll products comes with International warranty and 90 days return policyDelivery time3- 5 days after sample and order confirmed .Payment.We strictly accept Bank transfer for all bulk orders and quick money transfer for sample units .Refund100% refund is guaranteed if you are not satisfied with any purchased products.Warranty ServiceKindly report any fault on the purchased product with proof within the warranty period and our courier service will pick up the faulty products within 7 working days for a change.Who could provide the Warranty Service?If it is within the warranty period, the original factory of the miners will be responsible for it. If it is out of warranty, we will provide paid maintenance service.What is your shipping methodsWe use UPS, DHL, FedEx, EMS, TNT or Reliable Door to Door Courier.