Warning and Notice
To the Owner
•  If inadequately shielded, some electronic de-
vices, for example, the electronic system of ve-
hicles, may be affected by the electromagnetic 
interference caused by the device. Consult the 
manufacturers of such devices before using the 
device if necessary.
•  Operating the device may interfere with medi-
cal instruments such as hearing aids and pace-
makers. Always keep the device more than 20 
centimeters away from such medical instru-
ments when your device is powered on. Power 
off the device if necessary. Consult a physician 
or the manufacturers of medical instruments 
before using the device if necessary.
•  Be aware of the usage limitation when using 
the device at places such as oil warehouses or 
chemical factories, where there are explosive 
gases or explosive products being processed. 
Power off the device if necessary.
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