($39.99, 75% off)
Anker 2nd Generation Astro mini 3350mAh Lipstick-Sized Portable Charger External Battery Power Bank
Store: Amazon.com List Price:$39.99 Current Price: $9.99 (75% off)
Features: Exclusive to Anker, PowerIQ amp-adjustment technology intelligently identifies your device to deliver its fastest possible charge. Add over a full charge to an iPhone 6, almost one full charge to your Galaxy S6 or at least one full charge to most other smartphones.