So as to provide you with ease and enlarge our business, we even have inspectors in QC Crew and guarantee you our best company and solution for 21700 cells, Waterproof Lifepo4 Battery, Lifepo4 Motorcycle Battery, 12v 150ah Lifepo4 Battery Pack,Lifepo4 Battery 3.2v 10ah. In addition, we would properly guide the customers about the application techniques to adopt our products and the way to select appropriate materials. The product will supply to all over the world, such as Europe, America, Australia,Croatia, Bandung,Madras, Indonesia."Good quality and reasonable price" are our business principles. If you are interested in our products or have any questions, please feel free to contact us. We hope to establish cooperative relationships with you in the near future.