Please check the package and the product first when you receive them. If there are any missing parts and delivery damage problems, please take photos first and contact us within 30 days. We will try our best to help you deal with them. If there are product quality issues, provide photos to us and we will give you Return and Refund support. If the product can't be used normally due to improper use by the customer or other man-made reasons, we will not provide you with the return & refund service.(Any confusion, please contact us.) The damages caused by INCORRECT use is as follows:

1. Disassembling and modifying our product on our own resulted in the product being unable to function properly.

2. Not using our product correctly.

3. During self transportation, if the product is damaged and so on.