Anker Astro E3

10000mAh, 2x USB, 36Wh, Black Portable Powerpack Perfection

2nd Generation Astro E3 Portable Charger External Battery Power Bank
Portable powerpack perfection.

PowerIQ
Detects your device. Delivers the fastest charge.
Exclusive to Anker, PowerIQ amp-adjustment technology intelligently identifies your device to deliver its fastest possible charge.

Ultra-High Capacity
Charge an iPhone over four times, a large capacity phone like the Galaxy S5 two and a half times or most tablets at least once.

Most Compact
The size and feel of a smartphone. The E3 is unobtrusive, lightweight and the most compact among batteries of this capacity.

Premium Performance
Industry grade materials, premium circuitry and a battery 10% more efficient than the industry average ensure complete reliability.