Rubberized surface design portable battery pack with multiple capacity
90% charging efficiency: Energy efficiency rate 10% above than other Brand batteries
Constructed using Premium Samsung Grade A cells and premium microchips to ensure the highest quality
With internal protection functions for short circuit, overcharge and over temperature,safe, energy-saving and environmentally friendly
Delivers a full charge or 9 hours of additional talk time to your iPhone 5 / 4 / 4S / 3G / 3GS. On most other phones, benefit from 1 full charge or 90+ hours of audio playback
Stylish, compact, lightweight design fits easily into any pocket or bag