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

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.

For Optimal Use:

• Use the included cable, your original cable or a third-party certified one (such as MFi). 

• Compatible with the new 12 inch MacBook, 2015 (USB-C cable needed) Apple and Android smartphones, tablets (including the Nexus 7) and other USB-charged devices except for the iPod nano, iPod Classic, HP TouchPad, Dell Venue 11 Pro, Asus tablets and some GPS and Bluetooth devices. 

• Do not try to recharge the Astro E3 while it's charging a device, as this may reduce the battery's lifespan.