ransaction • if the buyer cannot find the same product, the buyer can send us the product and model, and we will provide it for you.• 100% new meaning new product.95% new and 90% new meaning second-hand products,All products good working,tested before shipping.• After installation, if not working, please contact us as soon as possible, and our engineers will help you solve the problem.• at the time of delivery, please verify the correctness and completeness of the goods. If the goods are wrong or damaged, please refuse to sign and contact us. Shipping • the default delivery is (aliexpress standard delivery).• if you need other delivery methods, please contact us, we can provide the following delivery methods :DHL, EMS, UPS, FEDEX. Feedback • Customer satisfaction is very important for us. Please dont leave any neutral or negative feedback before contact us .Negative feedback is not the best way to resolve any problem. We can work together to resolve any dispute.• Your 5 star feedback is our motivation, looking forward to good feedback!Thank you very much!