Lilian C.
I had 2-3 problems with the K and F NPZ…
I had 2-3 problems with the K and F NPZ F100 batteries. But on both occasions, customer service was able to respond quickly and I received a replacement item in less than a week, perfect!
Response from K&F CONCEPTAug 11, 2025
Dear Lilian, Thank You for Your Trust and Feedback! We’re delighted to hear that the issues with your K&F NPZ F100 batteries were resolved quickly and to your satisfaction. Providing efficient and reliable customer service is our top priority, and your kind words motivate our team to keep improving! If you ever need further assistance or have suggestions, please don’t hesitate to reach out—we’re always here to help. We look forward to continuing to serve you with high-quality products and support. K&F CONCEPT Team



