The device charges when placed into a charging cradle You can use it with either the standard or extended battery.
Insert either end of the device into the device charging slot.
Ensure the device is seated properly.
The device Charge LED blinks indicating charging.
The cradle Charging LED lights amber while charging, then turns solid green when fully charged.
The standard battery fully charges in approximately 4 hours at room temperature. The extended battery fully charges in approximately 5 hours and 30 minutes at room temperature.