[ 98 ]Leaving the battery in hot or cold places, such as in a closed car in summeror winter conditions, will reduce the capacity and lifetime of the battery.Always try to keep the battery between 15°C and 25°C (59°F and 77°F).A phone with a hot or cold battery might not work temporarily, even if thebattery is fully charged. Batteries’ performance is particularly limited intemperatures below 0°C (32°F).The following list provides a guideline that you can follow:• When the operating time (talk time and standby time) is noticeablyshorter than normal, buy a new battery.• Use the battery only for its intended purpose.• Never use any charger or battery that is damaged or worn out.• Dispose of batteries according to local regulations, for example,recycling. Do not dispose of as household waste.• When you disconnect the power cord of any accessory, grasp and pullthe plug, not the cord.• IMPORTANT SAFETY INFORMATIONTraffic SafetyDo not use a hand-held telephone while driving a vehicle. Always securethe phone in its holder; do not place the phone on the passenger seat orwhere it can break loose in a collision or sudden stop.Remember road safety always comes first!Operating environmentRemember to follow any special regulations in force in any area andalways switch off your phone whenever it is forbidden to use it, or whenit may cause interference or danger.Use the phone only in its normal operating positions.Electronic devicesMost modern electronic equipment is shielded from radiofrequency (RF)signals. However, certain electronic equipment may not be shieldedagainst the RF signals from your wireless phone.