If you use a Samsung Galaxy Note 2 and probably had wished if the battery could last longer here it is for you.
Mugen Power Batteries the manufacturer of high-capacity batteries for handheld devices, today announced the new HLI-N7100XL Mugen Power 6400mAh Extended Battery for Samsung Galaxy Note 2. Mugen promises that the 6400 mAh battery delivers 2.06 times more power than the standard 3100 mAh battery.
The extended battery is available for $98.95 and can be ordered now but is scheduled to ship by December 21, along with a special cover for it with a built-in kickstand.