Battery
The Nokia 9110 Communicator is powered by a rechargeable Lithium-ion
battery. The High Power Battery provides 3 to 6 hours of talk/fax/terminal
time or 60 to 170 hours of standby time. Furthermore, up to 400 hours of
standby time may be achieved when the phone is off.
Use only batteries and accessories approved by the communicator
manufacturer for use with this particular communicator model. Use only
chargers approved by the communicator manufacturer for charging a
Lithium-ion battery.