Joinwit JW3116 Manual page 2

Handheld Optical Light Source-JW3116
Safety Sign:
When using the optical power meter, always take bask safety precautions to reduce the harm for
the testers, and injury to persons. All the safety sign may not mark in this manual.
Warning：Prohibited misconduct and operation, to prevent any improper conduct and
operation of the damage.
Notice： notic the important information, notification, and referencs, thse notice
information should be understand.
Safety sign on the instrument：
WEEE Sign：Users of electrical and electronic equipment from private households
.
should have the possibility of returning WEEE at least free of charge
Shanghai Joinwit Optoelectronic Co.,Ltd.