Reference information79• ACCESSORIESIf you want to enhance your phone functionality, a range of accessoriesis available for you. You can select any of these items to helpaccommodate your specific communication needs. For availability ofthese and other accessories, contact your service provider.A FEW PRACTICAL RULES FOR ENHANCEMENT OPERATION• Keep all accessories out of the reach of small children.• When you disconnect the power cord of any enhancement, grasp and pull the plug,not the cord.• Check regularly that any vehicle-installed accessories are mounted and areoperating properly.• Installation of any complex car accessories must be made by qualified personnelonly.• Use only batteries, chargers, and accessories that have been approved by Nokia. Theuse of any other types could invalidate any approval or warranty applying to thephone and could be dangerous. Refer to “Use accessories safely” on page 74 forimportant battery usage information.• BATTERY INFORMATIONNote: The phone has a lithium ion (Li-Ion) battery. Dispose of batteriesaccording to local regulations (for example, recycling). Do not dispose ashousehold waste.This section provides information about the phone battery. Be aware that theinformation in this section is subject to change.The tables shown in this section provide information about the battery that is availablefor your phone, charging times with the Standard Travel Charger (ACP-7U), the talk andstandby times. Consult your service provider for more information.Charging TimesCharging times for the BL-5C Li-ion Battery (850 mAh) are approximate:Battery option: ACP-7UBL-5C Li-ion 3 hrs 50 min