New Anker® Astro3 10000mAh Dual 2A USB Output External Battery Backup and Charger for iPhone 4S / 4 / 3GS, iPod, iPad, iPad 2, the New iPad (iPad 3); Phones (Samsung Galaxy S / S2 / S3, HTC, Motorola, LG) - Black, Huge Capacity [18 Months Warranty]

Anker - Extend limits
Anker focuses on portable energy field, provides rechargeable batteries, chargers and other accessories for consumer electrics. Now Anker brand is associated with high performance and reliability.

Compatible Models:
Apple: iPhone 4S (AT&T, Verizon, Sprint) / iPhone 4 (AT&T, Verizon