Asus AST21 Basic Manual page 26

■ Internal battery
(The internal battery of this product is a
lithium-polymer battery.)
The internal battery is not fully charged at
the time of purchase. Charge the battery
before using the product.
DANGER
If the leaked liquid gets on your skin or clothes,
immediately rinse it off with water to avoid injury. If the
Instruction
liquid gets into your eyes, do not rub, but after washing
your eyes with water, immediately consult a doctor to
avoid the risk of losing your eyesight. If the liquid gets on
a device, wipe it off without touching it.
The internal battery is a consumable item. If the
performance of a battery does not recover (e.g. the
Instruction
usable time after each charge has become extremely
short), the battery is at the end of service life, so stop
use. Failure to do so might cause overheating, ignition,
rupture or leakage. Battery is built into the product. For
repair, the product must be collected at au shops etc.
and charges will be incurred. Note that the length of
service life varies depending on the usage condition, etc.
■ Charging equipment
WARNING
24 Safety precautions
Be sure to read the following
hazards before use.
Be sure to read the following
warnings before use.