Portable&nbsp;Power&nbsp;Bank,&nbsp;Portable&nbsp;Charger,&nbsp;Portable&nbsp;Power&nbsp;Bank&nbsp;Charger&nbsp;ToullGo&reg;&nbsp; 20000mAh&nbsp;Ultra-Slim Dual USB Port&nbsp;External Battery Pack for&nbsp;iPhone&nbsp;6 6s&nbsp;Plus&nbsp; 5s&nbsp;5se&nbsp;Samsung&nbsp;Galaxy&nbsp;S7&nbsp;S6&nbsp;S5&nbsp;HTC&nbsp;(Black) 1. Ultra-slim Enjoy and Fashion Style: Portable Power Bank has only 9.8mm thickness. Light weight and stylish. It is safe, reliable and perfect for using on travel and outdoor activities. Easily slips into a pocket, you can bring it to anywhere, very convenient to use it to charge your smart devices. 2. High capacity and low resistance: 20000mAh mobile power charger. The power bank is not only 20000mAh sturdy ultra-high capacity, more powerful boost chip technology, low resistance. Current output steady state endurance super. Give you more long-lasting experience, a guarantee of the best quality. 3. High Compatibility and Dual USB ports: Portable Charger Battery Power Bank for Iphone 6 Plus 5 5s 4s Samsung Galaxy S6 S5 S4 S3 HTC One M7 M8 Nexus 4 Lg G3. Works for almost all mobile phone & tablet & GPS & MP3/MP4 & PSP & digital cameras,etc. With two USB outputs, you can simultaneously charge your for iPad and for iPhone(or charging other Android tablet and smartphone at the same time) 4. Intelligent Control: 4 indicator lights show the battery life and Led flashlight can be turned on by pressing the power button twice. You also need press the button one time if you want to charge your phones. Intelligent control overcharge, over discharge and short circuit protection circuit Automatic sleep, non-working state automatic dormancy, prevent power loss. 5. Friendly reminder--This product is sold exclusively by ToullGo. Please buy from authorized ToullGo official seller so as to enjoy genuine ToullGo products and superb customer service. SO if you meet any question, don't worry, please feel free to contact us instead of leave a negative product review. We will always be responsible for your item. Thanks for your kindness.