Have any questions or need to contact us ? Please contact us directly from Aliexpress with "Chat now" and your emails will be replied to. All items are new and never used， we offer 3 months warranty at least，that depends on the item.We cannot sell any clone items as the original one，if you care about it，pls confirm it before the order. Most of the products，we can send you the instruction manual after you place the order if you need. Any problems after you receive the package，pls contact us firstly，your dispute or bad feedback will reduce our passion. we will give you a satisfied solution if it happened. Any questions during the deal，pls contact us online or leave me message. We will reply to you in time. Maybe sometimes because of the time difference，the reply seems late，but hope you could understanding. Thanks very much for your appreciate and support.