23Copyright © 2004 Nokia. All rights reserved.5. Battery information■ Charging and DischargingYour device is powered by a rechargeable battery. The full performance of a new battery isachieved only after two or three complete charge and discharge cycles. The battery can becharged and discharged hundreds of times but it will eventually wear out.Note: This device has a rechargeable battery that is not designed to be replaced bya consumer. For service of Nokia Fitness Monitor, take it to the nearest authorizedservice facility.Recharge your battery only with Nokia approved chargers designated for this device.Unplug the charger from the electrical plug and the device when not in use. Do not leave thebattery connected to a charger. Overcharging may shorten its lifetime. If left unused, a fullycharged battery will lose its charge over time. Temperature extremes can affect the ability ofyour battery to charge.