If you are looking for a portable charging device that can charge your smartphone and tablet multiple times with a single charge, then Anker Astro E7 Ultra High Capacity 3 Port 4A 26800mAh Powerbank would make a perfect companion for you. It features PowerIQ Technology that intelligently detects your devices and facilitates fastest possible charging with speed up to 3Amp per port or 4Amp through three ports. In case of power outage, you can also activate the LED light by holding or double clicking the power meter button. This Anker battery charger features a massive 26800mAh battery that charges the iPhone 6 ten times, iPhone 6 Plus, Galaxy S6 over six times, or the iPad Air twice. It can be recharged safely using a 2Amp or higher output charger. This Anker external battery powerbank is very safe and reliable as it has a rugged, drop tested shell and it incorporates multiple fail safe protection and cutting edge circuitry. This black colored Anker portable charger delivers superior performance as it comes packed with premium LG battery cells.