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 (four times faster than a computer USB port). Incredibly Compact: The size of a small candy bar (3.8 ? 1.7 ? 0.9in, 4.2oz) it fits perfectly in your pocket. Recharges in 5 hours with a 1A adapter (not included) and the included Micro USB cable. High Capacity: Add two charges to an iPhone 6s or 6, at least one full charge to a Galaxy S6 and other smartphones, or even an 80% charge to an iPad mini. What You Get: Anker Astro E1 External Battery, Micro USB Cable, travel pouch, welcome guide, our worry-free 18-month warranty and friendly customer service. Lightning cable for iPhone / iPad sold separately.