This Power Bank Ultra Thin External Backup Battery Case is made up of a long-lasting slim polymer core with high energy density and efficient output. The interface is made of zinc alloy, which has the characteristics of no rust and stable connection. The output voltage is stable, the current transmission is stable, and the loss is smaller. The shell of this Power Bank Ultra Thin External Backup Battery Case is made of high-density environmentally-friendly silicone, light and portable, and can also effectively protect the phone and resist falling. The battery can be automatically protected at high temperatures, short circuits, and reversed data lines. In addition, it also has the advantages of fast charging speed, high conversion rate, fast output rate, light weight, small size and portability, and so on. The Power Bank Ultra Thin External Backup Battery Case is more convenient than ordinary Power Bank. It receives a good reputation among our customers.
Battery Type: Lithium polymer battery
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