Battery and charger info
Your device has an internal, non-removable, rechargeable battery. Do not attempt to remove the battery, as you may damage
the device. To replace the battery, take the device to the nearest authorized service facility.
Charge your device with AC-16U, AC-50U charger. Charger plug type may vary.
The battery can be charged and discharged hundreds of times, but it will eventually wear out. When the talk and standby times
are noticeably shorter than normal, to replace the battery, take the device to the nearest authorized service facility.