USB Controlled Multicolor Signal Beacon User Manual
5
1.2
Safety precautions
Warning
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To prevent electric shock, short circuit or damage, follow the instructions below.
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Be sure to turn off the USB power feed before you perform cabling, assembly or
removal. Failure to follow this instruction may cause a short resulting in a burn on
the internal circuit or electric shock injury.
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Use the product in the appropriate condition.
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Be sure to ask a specialist to install the product if construction is required. Failure to
follow this instruction may result in electric shock, fire, falling, etc.
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Do not use or get near the product if you have an implanted medical electronic
device such as a cardiac pacemaker. Failure to follow this instruction may affect the
device by the magnetic force of the product.
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To prevent lethal or serious property effects caused by the breakdown or
malfunction of the product, secure sufficient safety by the combined use of other
devices.