Iphone 4 External battery 2300MaH

For use with iPhone 4 and 4s, this external power pack and case extends your phones battery, whilst protecting the phone. Whilst using the case, the phone can still perform all tasks as required, including connection to your PC/Mac to sync with iTunes.

The external battery case features low battery warnings (Via LED flashes), capacity meter, and combats the early iPhone 4 signal issues for left-handed users.


Standby time >400 hours
Conversation time: (3g) Over 9 hours
Conversation time: (2g) Over 13.5 hours
Internet time : (3g) Over 7 hours / Wi-Fi over 8 hours
Music Display : over 30 hours
Video Display : over 8 hours


Technical Specifications

Model number : NP-IP4A
Chemistry : Lithium Polymer
Rated Capacity : 2300MaH
Charging time : 4-5 Hours
Output voltage : 5v
Output current : 500MaH
Input voltage : 5v
Input current : 500MaH
Weight : 65g