Hi My friend ; I am Spring ,thank you for your understanding and support in the process of cooperation,during the order process, we feel your generosity and tolerance. We are very glad to receive your feedback about the problem of the product. We will feedback it to our production department and QC department to avoid this problem in the next order to the greatest extent In addition, if it is convenient for you, please provide the video of the product in question, and our engineers will answer the question In the meantime, thank you for your recognition of our services Spring