122Health and SafetyInformationBattery SafetyInformation about Batteries* Criterion for Measuring Time:The Talk time is measured with the +10dBm, Voice Rate Half.Standby time will be reduced in the followingconditions:• When you use the additional features on yourphone such as writing and storing messages,playing games, connecting to the Internet, and soon.• If you are frequently out of the service area.• If you are out of the service area for a long periodof time.• If you use the phone out of the network’s localservice area.• If you use the talk mode repeatedly.Talk timeStandby timeStandard Battery(900 mA)Timeup to 160 minutesup to 65~200 hours(fully charged battery)Type123HHeeaalltthh aanndd SSaaffeettyy IInnffoorrmmaattiioonn• The battery can be charged and dischargedhundreds of times, but it will eventually wear out.When the operation time for both talk mode andstandby mode is reduced by about half, it is timeto buy a new battery.Precautions When Using Batteries• Never use any charger or battery that is damagedin any way.• Use the battery only for its intended purpose.• If you use the phone near the network’s basestation, it uses less power; talk and standby timeare greatly affected by the signal strength on thecellular network and the parameters set by thenetwork operator.• Battery charging time depends on the remainingbattery charge and the type of battery and chargerused. The battery can be charged and dischargedhundreds of times, but it will gradually wear out.When the operation time (talk time and standbytime) is noticeably shorter than normal, it is timeto buy a new battery.• If left unused, a fully charged battery willdischarge itself over time.