How can you guarantee your quality?

1. We choose cells from China’s top lithium battery manufacturers, such as CALB, CATL, EVE, YINLONG, etc. They are all brand new, grade A.
2.Our QC team will test the batteries before shipment, including voltage, internal resistance, capacity. The photos of the testing process and the data of each battery will be sent to you.
3. Provide timely after-sales follow-up on products sold.