Vinsic Pocket 5200mah Power Bank, External Mobile Battery Charger Pack for iPhone, iPad, iPod, Samsung Devices, Cell Phones, Tablet Pcs (Black) High performance 5200mAh external mobile battery charger fits for most digital devices Features a super bright LED flashlight, suitable for both indoor and outdoor use Keeps your digital devices always full charged while on-the-go Built-in 5 LED indicators to show the charging status and battery level, safe to use Supports over-charged, over-discharged, over-voltage, over-current and short circuit protection, effectively avoid charging damage