1.We provide 90 days warrantly.

2. If electronic IC parts you purchase from our store are not of perfected quality, that is they do not work electro ni-cally to manufacturers specifications, simply return them to us for replacement or refund.

3.If (Electronic IC chip)K117-GR is defective, pls notify us within 3 days of delivery items

4.Any must be returned in their original condition to qualify for a refund or buyer the replacement