1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Name 21700 Power Bank CaseBattery Type Flat 21700 lithium battery battery not included Ports USB Output x2Type C output input x1Fast Input x1Size 170mm x 55 5mm x 41 5mm Features 1 Versatile Battery Compatibility The 21700 Power Bank Case supports the installation of 4 flat 21700 lithium batteries which are not included This allows for repeated assembly and disassembly offering flexibility and convenience for users who need to swap out batteries frequently 2 Intelligent LED Display The large intelligent LED screen provides real time information about the remaining power status This feature ensures that users can always monitor and manage the power levels helping to avoid unexpected power shortages during important moments 3 High Strength Transparent Shell The power bank case is crafted from high strength transparent material giving it a sleek and modern appearance The closely arranged internal components highlight a sense of advanced technology making it not just functional but also visually appealing 4 Premium Material Construction Made from high quality materials this power bank case is designed to be wear resistant and reliable for long term use Its robust construction ensures it can withstand daily wear and tear making it a dependable option for various applications 5 Fast Charging Capability With a PD20W fast charging output port this power bank case is suitable for rap