Transaction•if the customer can not discover a same product, the client can deliver us the product and model, and we are able to gift it for you.• After installation, if now not working, please contact us as soon as possible, and our engineers will help you resolve the problem.• on the time of delivery, please verify the correctness and completeness of the goods. If the products are fallacious or damaged, please refuse to sign and get in touch with us.• 100% new which means new product.• Our electric components voltage is 220 V, in case your country voltage is different, please touch us• Warranty:3 months guarantee, substitute and warranty. The customer shall pay for the transportation sent back• the default transport is Buydo usual delivery.• if you would like diverse transport methods, please contact us, we will provide the following delivery tips :DHL, EMS, UPS, FEDEX• Customer delight is critical for us. Please dont leave any impartial or damaging feedback earlier than contact us suggestions isn't the ideal option to resolve any problem. We can work together to unravel any dispute.• Your five star feedback is our motivation, looking ahead to good feedback!Thank you very much!