The Power Flask is a high capacity power bank for mobile charging, and it is compatible with iPad, Samsung Galaxy Tab 2, Nexus 4, HTC, iPhone 5, Lumia and other USB-charged devices. This robust mobile charger lets you charge up to three devices at the same time with its massive 13000mAh lithium-ion battery, which delivers an incredible amount of mobile charging power. It makes use of genuine Samsung batteries for consistent, superior quality performance. It also features an easy to understand cool blue LED charge indicators to show battery level or charging status, so youll know how much charging power remains and when you need to recharge it. The flask is encased in beautifully polished black or brown bi-cast leather accented with fine red stitching and a top and bottom that glows with a silver chrome finish. Its slim compact design makes it comfortable to clasp, and a delight to put in your pocket, carry on, pouch, handbag, or backpack. Keep multiple charging ports handy with the Power Flask portable power bank, so you can enjoy life fully powered.