2121 Reference information
•BATTERIES, CHARGERS, ACCESSORIES AND TECHNICAL INFORMATION
This section provides information about the phone’s batteries, accessories, chargers and technical information. Be aware that the information in this section is subject to change as the batteries, chargers, and accessories change.
This phone is intended for use when supplied with power from an
Warning: When you purchase batteries, chargers, and accessories for your phone, use only batteries, chargers, and accessories that have received approval from the phone’s manufacturer. The use of any other type of
•When the battery is fully charged, the indicator will tell you that the battery is fully charged.
•When you are not using a charger, disconnect it from the power source. Do not leave the battery connected to a charger for more than a week, since overcharging could shorten its lifespan. If left unused, a fully charged battery will discharge itself over time.
Temperature extremes can affect the ability of your battery to charge. Therefore, allow it to cool down or warm up before trying to charge it.
When the battery is running out of power and your phone only has a few minutes of talk time remaining, a warning tone sounds and the Battery low message appears briefly. When no more talk time is left, a warning tone is sounded and the phone switches itself off.