Anker 13000 mAh Portable Battery

Largest capacity battery to small portable form factor.

• Upgraded Capacity: The successor to PowerCore 10400 – identical compact size but packed with even more power. Charges an iPhone 6s almost 5 times, a Galaxy S6 3 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 VoltageBoost combine to deliver a max speed charge to any device (up to 3A – Qualcomm Quick Charge not supported). Input: 5V / 2A.

Note: As battery technology continues to rapidly change, you might get an different but improved make/model.