Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.2%.
Secondly, during the guarantee period, we will send new lights with new order for small quantity. For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation .
Nice to meet you！We will reply to your message as soon as we receive it. E-amil：firstname.lastname@example.org