energizer high capacity 20000mah power bank, lithium polymer, 2.1 a high-speed output, usb-c input/output, with lcd indicator, compatible with iphone, samsung, tablet, and more. ue20003cEnergizer High Capacity 20000mAh Power Bank, Lithium Polymer, 2.1A High-Speed Output, USB-C Input/Output, with LCD Indicator, Compatible with iPhone, Samsung, Tablet, and More. UE20003C