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A This is a normal phenomenon caused by glass refraction.
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A The laser leveler fails and should be sent back for repair if it was bought 15 days ago.
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A The laser leveler fails and should be sent back for repair if it was bought 15 days ago.
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A It doesn't matter if the G light isn't on. G light represents the shielding layer of the network cable. The tester works normally if the indicator lights 1-8 go on in turn.
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A It doesn't matter if the G light isn't on. G light represents the shielding layer of the network cable. The tester works normally if the indicator lights 1-8 go on in turn.
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A Both of them are powered by 9V batteries.
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A The clamp-on multimeter cannot be used to measure the DC.
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A The maximum openings of two DELI clamp-on multimeters are 27mm and 37mm.