User Manual

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screen before measuring. It can be explained as a detection signal from test
leads. Every multimeter and clamp meter has the same phenomenon and has
no influence on your measurement. If you insist on zeroing the multimeter,
you can turn the rotary switch to current measurement mode and push REL
key; Or turn the rotary switch to voltage measurement mode and place the
two test leads across to make short-circuit and then zero.
Above picture and content just for your reference. Please be subject to
the actual products if anything different or updated, please pardon for
not informing in advance.