The Anker Advantage: Join the 20 million+ powered by America’s leading USB charging brand. Charge Faster: Qualcomm Quick Charge 3.0 (24W) with Anker’s proprietary PowerIQ and VoltageBoost technology deliver the fastest possible charge to almost any USB device. 7 Days of Power: 20, 000mAh is enough charging power to fill iPhone 7 almost seven times, Galaxy S8 more than four times and iPad Air 2 one and a half times. Advanced Safety: Anker’s exclusive MultiProtect provides maximum protection, while newly patented heat-control technology ensures PowerCore Speed never overheats. What You Get: PowerCore Speed 20000, travel pouch, 60cm Micro-USB cable, welcome guide, our worry-free 18-month warranty and friendly customer service. Lightning cable for iPhone / iPad sold separately.