1:The yc team will send out your goods within 48 hours 2:This link is not sold without a dedicated surface frame, but with a universal surface frame and bracket, screws, 3：If you find that the packaging is damaged before receiving the goods, please take a video of the unpacking, and we will make a claim to AliExpress for you as soon as possible 4：If you encounter problems, please do not give a bad review immediately, contact us. We will help you deal with it. We always confirm that the goods are good before sending them. If there are many possible damages, such as: violent logistics transportation, software updates, or installation problems,