Defective temperature sensor

A temperature sensor I received from NCD.OP its I2C address is not working. The address printed on the board does not work, I ran an I2C scanner, the scanner cannot find its address either. How do I get a replacement of my money back?

Thanks,
Alex

Hi,

You can submit an RMA for refund or repair at: https://ncd.io/contact-us/product-returns/