This is the iPhone 6 Premium Battery replacement. If your iPhone 6 battery is no longer taking a charge or is draining to quickly, there is no need to worry. This brand new battery (Li-Po 1810 mAh, 6.9 Wh) for the iPhone 6 will solve the problem while increasing your talk time (up to 14 hours) back to like when you first took your Apple smartphone out of the box. Plus, it is high capacity, lightweight and low impedance.