The iPa4 is a newest external battery pack case that works with the iPhone 4G that looks very similar to the MiLi Power Spring and according to the manufacturers it is the ‘worlds thinnest iPhone case with battery charger’.
The case is relatively thin, measuring just 17mm at its thickest point which is thinner than the MiLi Power Spring, which wasn’t too bad itself.
On the bottom of the case there is a micro-USB port for charging and a battery indicator with built in LEDs which shows you charge & discharge status.
Features:
- Ultra Thin, just 17mm thin, say goodbye to your bulky battery for iPhone
- Double your battery life – 1700 mAh stored inside.
- Protection to your iPhone from knocks and scratches with its hard shell case.
- “Made for iPhone” Approval
Options: Color
- Black & White (not yet available)
-Customers’ private logo is acceptable based on MOQ 500pcs,logo silk print cost just only US$200
Product Specifications:
- Product Computability: iPhone 4G
- Capacity: 1700mAh (Li-Polymer battery)
- Standby Time: Up to 360 hours
- Talk Time: Up to 6 hours on 4G
- Internet Use: Up to 6 hours on 3G
- Audio Play: Up to 36 hours
- Video Play: Up to 10.6 hours
- Dimensions: L129 X W61.5 X T17MM
Package Contents:
- iPa4 – the Power Battery Case for iPhone 4G,User manual, USB cable
Click to enlarge image 
