Patent ID: 8369904

Claim:
A cell phone battery pack configured to be positioned within a cell phone to power the cell phone, the battery pack comprising: a first battery having at least one surface; a second battery having at least one surface; and, a switch configured for switching between the first battery and the second battery for powering the cell phone such that during use the cell phone is powered by either the first battery or the second battery and upon switching power from one battery to the other battery, the cell phone uses power from one battery to make or receive a call without using power from the other battery, wherein the first battery and second battery are joined together to form the battery pack such that the one surface of the first battery is in contact with the one surface of the second battery, whereby the battery pack is configured to be housed in a single battery space within the cell phone, wherein the switch between the first battery and the second battery comprises a positioning of terminals on the first battery and the second battery whereby the battery can be changed in orientation within the cell phone to switch between use of the first battery and the second battery to power the cell phone.