Apple iPod touch iOS 2.2 - Manual (Page 27)

Chapter 2 Basics 27
Battery
iPod touch has an internal rechargeable battery.
Charging the Battery
WARNING: For important safety information about charging iPod touch, see the
Important Product Information Guide at www.apple.com/support/manuals/ipodtouch.
Charge the battery and sync iPod touch: Connect iPod touch to your computer using
the included USB cable.
Important: The iPod touch battery may drain instead of charge if iPod touch is
connected to a computer that’s turned off or is in sleep or standby mode. iPod touch
cannot be charged from a FireWire-based power source.
An icon in the upper-right corner of the screen shows battery charging status.
Charging Charged
If you charge the battery while syncing or using iPod touch, it may take longer to
charge. You can also charge iPod touch using the Apple USB Power Adapter, available
separately.