Transaction•if the buyer cannot find an analogous product, the shopper can ship us the product and model, and we are able to provide it for you.• After installation, if not working, please contact us as soon as possible, and our engineers will let you clear up the problem.• at the time of delivery, please confirm the correctness and completeness of the goods. If the goods are wrong or damaged, please refuse to sign and phone us.• 100 percent new which means new product.• Our electric aspects voltage is 220 V, if your country voltage is different, please touch us• Warranty:3 months guarantee, alternative and warranty. The customer shall pay for the transportation sent back• the default shipping is Buydo common delivery.• if you wish diverse shipping methods, please contact us, we can give you the following shipping tips :DHL, EMS, UPS, FEDEX• Customer pride is important for us. Please dont leave any neutral or damaging feedback before contact us feedback isn't the ultimate technique to solve any problem. We can work together to solve any dispute.• Your five celebrity suggestions is our motivation, browsing ahead to nice feedback!Thank you very much!