The Anker Advantage: Join the 20 million+ powered by America’s leading USB charging brand. Recharge 2X Faster: Dual Micro USB (20W) input offers recharge speeds up to twice as fast as standard portable chargersa full recharge takes just under 6 hours. Triple-Device Charging: 3 output ports allow simultaneous, high-speed charging for any tablet, phone or other device. Qualcomm Quick Charge not supported. Ultra-High Capacity: 20000mAh is enough power to charge the iPhone 7 almost 7 times, the Galaxy S7 4 times and most tablets almost twice. What you get: PowerCore II 20000, 2X Micro USB Cable, Travel Pouch, Welcome Guide, our worry-free 18-month warranty and friendly customer service.