If you need a more detailed product video parameter configuration function introduction, please consult our customer service, the customer service will answer you in detail until you are completely satisfied, what you see is in stock, please rest assured to buy, we are all factory Only direct sales, please rest assured to buy Consumption in this store is also a trust and recognition of myself, thank you very much. Bad reviews or returns caused by" Origin "will not be accepted. If you have any questions after receiving the goods, please take a picture and upload it to the chat and contact customer service. The customer service will deal with it seriously. Please rest assured. If you are satisfied, please leave a 5-star praise. YourEvaluation is our biggest motivation.Direct bad reviews without any communication are not accepted. If there is a problem with the product, please communicate first, and the store will handle it properly.If you have anything to do, find the seller, the seller can help you solve any problems