Battery Use and Maintenance
Extreme temperatures degrade battery performance. Do not store the battery where temperatures exceed 140°F (60°C) or fall below
Installing the Battery
To install the Li-Ion battery:
1.Make sure the phone is powered off.
2.Press and hold the door latch found on the top the phone. Allow the battery door to pop open.
3.Place a fingernail between the door and the body of the phone and then gently pull the door from the back of your phone.