Transaction•if the client can't find out an identical product, the customer can send us the product and model, and we are able to present it for you.• After installation, if not working, please touch us as quickly as possible, and our engineers might help you solve the problem.• on the time of delivery, please verify the correctness and completeness of the goods. If the goods are flawed or damaged, please refuse to sign and speak to us.• 100 percent new meaning new product.• Our electrical components voltage is 220 V, in case your nation voltage is different, please contact us• Warranty:3 months guarantee, replacement and warranty. The customer shall pay for the transportation sent back• the default transport is Buydo normal delivery.• if you wish different shipping methods, please touch us, we can give you the following shipping tricks :DHL, EMS, UPS, FEDEX• Customer pride is crucial for us. Please dont depart any impartial or adverse feedback earlier than touch us suggestions is not the ideally suited solution to solve any problem. We can work together to solve any dispute.• Your 5 megastar suggestions is our motivation, browsing ahead to nice feedback!Thank you very much!