Anker PowerCore 20100mAh Power Bank with 2 USB Ports (White)

Ultra-High Capacity: Weighs as little as a can of soup (12.5 oz) yet charges the iPhone 6s seven times, the Galaxy S6 five times or the iPad mini 4 twice. High-speed charging: PowerIQ and Voltage Boost combine to deliver the fastest possible charge (does not support Qualcomm Quick Charge)