Anker Astro 6700mAh Ultra-Compact Premium Portable Charger, 2nd Generation External Battery Power Bank, with Fast Charging PowerIQ Techonology The Anker Advantage: Join the 10 million+ powered by our leading technology. Exclusive PowerIQ Technology: Detects your device to deliver its fastest possible charge speed up to 2 amps. High Capacity: Charges the iPhone 6 well over two times, the Galaxy S6 1.5 times , and other smartphones multiple times. Superior Quality: Premium Panasonic cells, cutting-edge circuitry and a sturdy drop-tested exterior ensure durability and safety. Recharges in just over 4 hours with a 1.2 amp adapter (not included) and the included Micro USB cable. What You Get: Anker 2nd Generation Astro Portable Charger, Micro USB cable, travel pouch, welcome guide, our fan-favorite 18-month warranty and friendly customer service. Lightning cable for iPhone / iPad sold separately.