7015. Battery and Charger Information■ Battery InformationYou device is powered by a rechargeable battery. The battery intended for usewith this device is BL-4B 700 mAh Li-Ion. This device is intended for use whensupplied with power from the following chargers: AC-6U. The battery can becharged and discharged hundreds of times, but it will eventually wear out. Whenthe talk and standby times are noticeably shorter than normal, replace thebattery. Use only approved batteries, and recharge your battery only withapproved chargers designated for this device. Use of an unapproved battery orcharger may present a risk of fire, explosion, leakage, or other hazard.If a battery is being used for the first time or if the battery has not been used for aprolonged period, it may be necessary to connect the charger, then disconnectand reconnect it to begin charging the battery. If the battery is completelydischarged, it may take several minutes before the charging indicator appears onthe display or before any calls can be made.Always turn the device off and disconnect the charger before removing thebattery.Unplug the charger from the electrical plug and the device when not in use. Donot leave a fully charged battery connected to a charger, since overcharging mayshorten its lifetime. If left unused, a fully charged battery will lose its charge overtime.Always try to keep the battery between 15°C and 25°C (59°F and 77°F). Extremetemperatures reduce the capacity and lifetime of the battery. A device with a hotor cold battery may not work temporarily. Battery performance is particularlylimited in temperatures well below freezing.Do not short-circuit the battery. Accidental short-circuiting can occur when ametallic object such as a coin, clip, or pen causes direct connection of the positive(+) and negative (-) terminals of the battery. (These look like metal strips on thebattery.) This might happen, for example, when you carry a spare battery in yourpocket or purse. Short-circuiting the terminals may damage the battery or theconnecting object.Do not dispose of batteries in a fire as they may explode. Batteries may alsoexplode if damaged. Dispose of batteries according to local regulations. Pleaserecycle when possible. Do not dispose as household waste.Draftor if the battery has not been used for aDraftor if the battery has not been used for aconnect the charger, then disconnectDraftconnect the charger, then disconnectbattery. If the battery is completelyDraftbattery. If the battery is completelyveral minutes before the charging indicator appears onDraftveral minutes before the charging indicator appears ony calls can be made.Drafty calls can be made.off and disconnect the charger before removing theDraftoff and disconnect the charger before removing theUnplug the charger from the electrical plug and the device when not in use. DoDraftUnplug the charger from the electrical plug and the device when not in use. Donot leave a fully charged battery connectedDraftnot leave a fully charged battery connectedDraftto a charger, since overcharging mayDraftto a charger, since overcharging mayshorten its lifetime. If left unused, a fully charged battery will lose its charge overDraftshorten its lifetime. If left unused, a fully charged battery will lose its charge overAlways try to keep the battery betweeDraftAlways try to keep the battery betweetemperatures reduce the capacity and lifetDrafttemperatures reduce the capacity and lifet