B a t t e r y i n f o r m a t i o nCopyright © 2006 Nokia. All rights reserved. 385. Battery information■ Charging and dischargingYour device is powered by a rechargeable battery. The fullperformance of a new battery is achieved only after two or threecomplete charge and discharge cycles. The battery can becharged and discharged hundreds of times, but it will eventuallywear out. When the talk and standby times are noticeablyshorter than normal, replace the battery. Use only Nokiaapproved batteries, and recharge your battery only with Nokiaapproved chargers designated for this device.If a replacement battery is being used for the first time or if thebattery has not been used for a prolonged period, it may benecessary to connect the charger and then disconnect andreconnect it to start the charging.Unplug the charger from the electrical plug and the device whennot in use. Do not leave fully charged battery connected to acharger, since overcharging may shorten its lifetime. If leftunused, a fully charged battery will lose its charge over time.