4.Built-in safeguards against overcharge, overcurrent and overvoltage protection, temperature control. Guards your device battery against overcharge damage. Usb C Gan Charger Pcb, Pcb , Wireless Charger Phone Holder , Usb Fast Charger Pcb Assembly ,Universal Usb Wall Charger . APS 's team of Quality Engineers are involved from the beginning of the project, assuring consistency in manufacturing. In-Coming, In-Process, as well as Out of Box quality are measured on a weekly basis in order to improve our manufacturing processes along with those of our suppliers. This data in addition to any customized requested reports, is tracked by product and facility, and communicated to our customer. The product will supply to all over the world, such as Europe, America, Australia,India, Mexico,New Delhi, Iraq.APS engineers can perform board layout from the customer's schematic and will perform a Design For Manufacturing (DFM), Design For Test (DFT), and cost reduction review. We can also modify any existing drawing to customer specification.