Upgraded Capacity: The successor to PowerCore 10400-identical compact size but packed with even more power. Charges an iPhone-6s 5 times, a Galaxy S6 3.5 times or an iPad Air 2 once. Light and Compact: A super-high 13000 mAh capacity with two high-speed-charging USB ports is all contained in a portable charger smaller than a wallet. High-Speed Charging Technology: PowerIQ and Voltage Boost combine to deliver a max speed charge to any device (up to 3A - Qualcomm Quick Charge not supported). Input: 5V / 2A.