Whether you are looking for replacement cell phone batteries for Samsung and LG Devices, or extended life smartphone batteries, we have the battery power you need. Power your smartphone with the latest and greatest in mobile phone battery technology. If you have been looking for ways to make your phone battery last longer, an extended life battery might just be what you need. For those looking for more battery life without the added bulk of an extended battery, our battery charger kits are for you. Our kit includes two regular phone batteries for Samsung Galaxy S4, S5 and LG G3, G4 and LG V10 and a universal battery charger that can charge one battery out of the phone and a second device via USB/Lightning at the same time. We are a leading provider of cell phone batteries.