Culti Diamond Combo Tester II Manuel D'instructions page 6

should not be used in the case of condensation )
c. No chemical corrosive gas
2.The gem tested should be clean and dry.
False tests would be draw by moist gems、gems
with watery surface、gems with dew or greasy
dirt.
3.The tester can only applied for gems weighted
more than 0.2 Ct.
4.When the temperature of the tested gem
and the tester are not the same as the indoor
temperature, letting them resume to the
temperature as in indoor and wait for 3-4 hours
before a retest, otherwise wrong result will occur.
5.To ensure the accuracy of the measurement,
the probe can be
gently wiped back and
forth on a clean paper
before testing, and the
surface of the gem can
be wiped with a jewelry
wipe cloth or clean
paper.
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Technical features:
1.This gem tester is Portable and handheld, the
testing can be done at once whether it is mosaic
gem stones or loose gem, it is easy to operate,
clear in indications and precise in conclusions.
2.It has the power supply low voltage automatic
prompt function. The Low battery indicator
will turn bright when the battery power is low,
suggesting the user
that a new battery
should be replaced.
3.It has Metal-
warning function.
4.It has Power-saving
prompt function, if the
operating lights did not go out automatically even
after 10 minutes since the previous testing and a
continuous beeping sound is heard, it suggests
the user to turn off the power supply.
5.Operating power: 4.5V,3×AAA(1.5V)alkaline
battery
6.Size and Weight: 170×22×40mm
Weight: 65g
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