ENGLISHUnplug the charger from the electrical plug and the device when not in use. Do not leave a fullycharged battery connected to a charger, since overcharging may shorten its lifetime. If leftunused, a fully charged battery will lose its charge over time.Always try to keep the battery between 15°C and 25°C (59°F and 77°F). Extreme temperaturesreduce the capacity and lifetime of the battery. A device with a hot or cold battery may not worktemporarily. Battery performance is particularly limited in temperatures well below freezing.Do not dispose of batteries in a fire as they may explode. Batteries may also explodeif damaged.Never use any charger that is damaged.Important: Battery talk and standby times are estimates only and depend onnetwork conditions, features used, battery age and condition, temperatures towhich battery is exposed, and many other factors. The amount of time a device isused for calls will affect its standby time. Likewise, the amount of time that thedevice is turned on and in the standby mode will affect its talk time.Care and maintenanceYour device is a product of superior design and craftsmanship and should be treated with care.The following suggestions will help you protect your warranty coverage.• Keep the device dry. Precipitation, humidity, and all types of liquids or moisture cancontain minerals that will corrode electronic circuits. If your device does get wet, allowit to dry completely.