ANKER: Amazon's #1 Charging Brand

• The highest average review rating of any charging brand.
• One in three chargers sold on Amazon is from us.
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Anker 2nd Generation Astro Portable Charger ​External Battery Power Bank
Powering over two million people to date.

PowerIQDetects 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
Packed with power, charge an iPhone 5s three times, a large capacity phone like the Galaxy S5 over one and a half times or an iPad mini once.

Superior Quality
We use only the finest quality LG cells, together with the most advanced materials and cutting-edge technology, to ensure complete safety.

Ultra Compact
As small as a candy bar. Now upgraded with higher density cells and efficiency 10% above most other brands to give you 6% more power. 

World Famous Warranty
At Anker, we believe in our products. That's why we back them all with an 18-month warranty and provide friendly, easy-to-reach support.

For Optimal Use:
• Use the included cable, your original cable or a third-party certified one (such as MFi).
• Compatible with Apple and Android smartphones, tablets (including the Nexus 7) and other USB-charged devices except for the iPod nano, iPod Classic, HP TouchPad, LG G2, Asus and some GPS and Bluetooth devices.

	Astro Mini External Battery Charger	2nd Gen Astro External Battery Charger	2nd Gen Astro3 External Battery Charger	2nd Gen Astro E4 External Battery Charger	2nd Gen Astro E5 External Battery Charger	2nd Gen Astro E7 External Battery Charger
Color selection	Black, Silver, Pink, Blue, Gold	Black, White, Blue, Green	Black, White	Black, White	Black, White	Black, White
Battery capacity	3200 mAh	6400 mAh	12800 mAh	13000 mAh	16000 mAh	25600 mAh
# of iPhone 6 charges	1.2	2.5	5	5	6.2	10
# of iPad Air charges	0.3	0.5	1	1	1.3	2
# of USB charging ports	1	1	3	2	2	3
PowerIQ technology	✓	✓	✓	✓	✓	✓
Max charging speed	1 Amp	2 Amps	4.5 Amps	3 Amps	3 Amps	4 Amps
Size	3.5 × 0.9 × 0.9 inches (lipstick)	3.7 x 1.8 x 1.0 in (candybar)	1.02 x 4.37 x 3.27 inches	5.9 × 2.5 × 0.9 inches (glasses case)	5.9 × 2.5 × 0.9 inches (glasses case)	6.5 × 3.1 × 0.9 inches (Galaxy Note 4)
Weight	2.7oz (egg)	4.8oz (baseball)	10.56oz (iPad mini)	10.4oz (iPad mini)	10.4oz (iPad mini)	15.8oz (football)