Skyvast 16800mAh Slim Portable Charger Power Bank with Oleo Phobic Coating for iPhones, iPads, Samsung Galaxy, USB-Enabled Devices 16800mAh high capacity power for each port strong and stable. Equipped with two USB ports can be simultaneously fast charging two kinds of digital devices. Convenient for any lifestyle. A highly compact construction designed to be easy to hold and carry around for daily use Oleo phobic coating prevents excessive fingerprinting and oil stains Long press 3 seconds to turn on LED light, Fast press 2 times to Inquire power Warranty: 12 Months warranty