- External battery case for iPhone 4/4s
- Exchangeable back plates: one with external battery slot, one without
- Three 1,700mAh external batteries
- Dual-port charging dock
- Charge cable
uNu Exera Power System for iPhone 4/4s
- Product number: UNU-EX-04-5100
- External battery case with interchangeable batteries and charge dock
- Each battery up to doubles battery life of your iPhone 4/4s
- Colorful exchangeable bumpers (additional colors sold separately)
- Up to 6 mores hours of web browsing, 5 hours of games, 30 hours of music
- Simultaneous charging of iPhone and all external batteries
- Design amplifies iPhone volume
- Pass-through data syncing
- LED power indicator
- Easier than carrying around a car battery and some wires
- Access to buttons, ports, and, cameras
- Condition: new
- Dimensions: 6" (L) x 3" (W) x 1" (H)
- Weight: 0.5lb.
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The Fine Print
Limit 3 per person, may buy 2 more as gifts. Free returns. Does not ship to AK/HI/Canada/Puerto Rico. Most orders are delivered within 7 business days from the purchase date. Does not ship to PO boxes. See return policy. Must pay applicable tax and provide name and shipping address at checkout, which will be shared to facilitate shipping. Goods sold by Groupon Goods. How is the strike-through price determined?