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METHOD OF USE
1. Inspection before use
(1) Check the appearance and structure for
any abnormality.
(2) Press Self-Test switch(about 10 seconds)
to confirm all functions are working
normally.
(3) To be careful and to avoid misjudgment,
test the unit by contacting AC 110V
insulated wire with its front side to see if it
sounds and flashes.
2. Wearing
(1) Wear the unit in front of the safety helmet.
3 hooks hold the
elastic cord around
the safety helmet.
Hook x 3