Asus AST21 Basic Manual page 32

Do not wet the au Micro IC Card (LTE). Doing so might
cause a fault.
Wetting with
water prohibited
Do not scratch the IC (metal) part of the au Micro IC
Card (LTE). Doing so might cause a fault.
Prohibited
Do not store the au Micro IC Card (LTE) in dusty places.
Doing so might cause a fault.
Prohibited
Do not store the au Micro IC Card (LTE) in places
exposed to direct sunlight or hot and humid places.
Prohibited
Doing so might cause a fault.
Store the au Micro IC Card (LTE) out of reach of small
children. Failure to do so might cause injury or
Instruction
asphyxiation, etc. if they accidentally swallow and choke
on it.
■ SIM eject pin (sample)
CAUTION
If you feel any abnormality with your skin, immediately
stop using the product and consult a dermatologist.
Instruction
Itching, rashes, eczema, etc. sometimes occur
depending on your physical condition and constitution.
The materials of parts used on the SIM eject pin
(sample) are as follows.
Part
SIM eject pin
30 Safety precautions
Be sure to read the following
cautions before use.
Material
SUS304
Surface treatment
None