Product and safety informationAccessoriesWarning:Use only batteries, chargers, and accessories approved by Nokia for use with this particular model. The use of any othertypes may invalidate any approval or guarantee, and may be dangerous. In particular, use of unapproved chargers orbatteries may present a risk of fire, explosion, leakage, or other hazard.For availability of approved accessories, please check with your dealer. When you disconnect the power cord of anyaccessory, grasp and pull the plug, not the cord.BatteryBattery and charger informationYour device is powered by a rechargeable battery. The battery intended for use with this device is BL-4D. Nokia may makeadditional battery models available for this device. This device is intended for use when supplied with power from thefollowing chargers: AC-8. The exact charger model number may vary depending on the type of plug. The plug variant isidentified by one of the following: E, EB, X, AR, U, A, C, K, or UB.The battery can be charged and discharged hundreds of times, but it will eventually wear out. When the talk and standbytimes are noticeably shorter than normal, replace the battery. Use only Nokia approved batteries, and recharge yourbattery only with Nokia approved chargers designated for this device.If a battery is being used for the first time or if the battery has not been used for a prolonged period, it may be necessaryto connect the charger, then disconnect and reconnect it to begin charging the battery. If the battery is completelydischarged, it may take several minutes before the charging indicator appears on the display or before any calls can bemade.Safe removal. Always switch the device off and disconnect the charger before removing the battery.Proper charging. Unplug the charger from the electrical plug and the device when not in use. Do not leave a fully chargedbattery connected to a charger, since overcharging may shorten its lifetime. If left unused, a fully charged battery willlose its charge over time.Avoid extreme temperatures. Always try to keep the battery between 59°F and 77°F (15°C and 25°C). Extremetemperatures reduce the capacity and lifetime of the battery. A device with a hot or cold battery may not work temporarily.Battery performance is particularly limited in temperatures well below freezing.Product and safety information 225