Battery informationCharging anddischargingYour device is powered by a rechargeable battery. Thebattery can be charged and discharged hundreds oftimes, but it will eventually wear out. When the talkand standby times are noticeably shorter than normal,replace the battery. Use only Nokia approved batteries,and recharge your battery only with Nokia approvedchargers designated for this device.If a replacement battery is being used for the first timeor if the battery has not been used for a prolongedperiod, it may be necessary to connect the charger,then disconnect and reconnect it to begin charging thebattery.Unplug the charger from the electrical plug and thedevice when not in use. Do not leave a fully chargedbattery connected to a charger, since overchargingmay shorten its lifetime. If left unused, a fully chargedbattery will lose its charge over time.If the battery is completely discharged, it may takeseveral minutes before the charging indicator appearson the display or before any calls can be made.Use the battery only for its intended purpose. Never useany charger or battery that is damaged.Do not short-circuit the battery. Accidental short-circuiting can occur when a metallic object such as acoin, clip, or pen causes direct connection of thepositive (+) and negative (-) terminals of the battery.(These look like metal strips on the battery.) This mighthappen, for example, when you carry a spare batteryin your pocket or purse. Short-circuiting the terminalsmay damage the battery or the connecting object.Leaving the battery in hot or cold places, such as in aclosed car in summer or winter conditions, will reducethe capacity and lifetime of the battery. Always try tokeep the battery between 15°C and 25°C (59°F and 77°F). A device with a hot or cold battery may not worktemporarily, even when the battery is fully charged.Battery performance is particularly limited intemperatures well below freezing.Do not dispose of batteries in a fire as they mayexplode. Batteries may also explode if damaged.Dispose of batteries according to local regulations.Please recycle when possible. Do not dispose ashousehold waste.Do not dismantle or shred cells or batteries. In theevent of a battery leak, do not allow the liquid to comein contact with the skin or eyes. In the event of such aleak, flush your skin or eyes immediately with water,or seek medical help. 133 Battery information