Power Bank, Vinsic Classic 5000mah Power Bank, Powerful External Mobile Charger Pack Battery for iPhone 6 5S/S/4S, iPad, iPod, Samsung Nokia Devices, Cell Phones, Tablet Pcs (Black) Power Bank, Powerful 5000mAh polymer external mobile battery charger fits for most digital devices Equipped with 5 bright LED indicators brings you more convenience Quickly and effectively solves the low power problem for your device when travel out Supports over-charged, over-discharged, over-voltage, over-current and short circuit protection, perfectly protects your digital devices from charging accident Slim design with a hard plastic & aluminum alloy construction, solid and portable