Technical Notes and IndexF4• If the battery will not be used for some time, insert it in the camera andcompletely exhaust it before removing it for storage. The battery should bestored in a cool location with an ambient temperature of 15°C to 25°C (59°Fto 77°F). Do not store the battery in hot or extremely cold locations.• Always remove the battery from the camera or battery charger when it is notbeing used. When inserted, minute amounts of current are drawn from thebattery even when not in use. This may result in excessive draining of thebattery and complete loss of function. Turning the camera on or off whilethe battery is exhausted can result in reduced battery life.• Recharge the battery at least once every six months and completely exhaustit before returning it to storage.• After removing the battery from the camera or battery charger, attach theincluded terminal cover to the battery and store it in a cool place.• A marked drop in the time a fully-charged battery retains its charge, whenused at room temperature, indicates that the battery needs to be replaced.Purchase a new EN-EL14 battery.• Replace the battery when it no longer holds a charge. Used batteries are avaluable resource. Please recycle used batteries in accordance with localregulations.The Battery Charger• Be sure to read and follow the warnings of “For Your Safety” (Avii-ix)thoroughly before using the battery charger.• The included battery charger is for use only with a Rechargeable Li-ionBattery EN-EL14.• The MH-24 is compatible with AC 100-240 V, 50/60 Hz electrical outlets.When using in other countries, use a commercially available plug adapter asnecessary. For more information about plug adapters, consult your travelagency.