How to used presidium Gemstone Indicator

URL
Sunlin Jewellery Equipment Group (HK) Co., Ltd
www.sunlin-gro...
Order Online
www.sunlin-gro...
Features
Tests an extended range of 31 different gemstones
Color input function to further separate gemstones for more accuracy
Easy-to-read results on clear digital LED screen
Quick results in less than 6 seconds
Industry’s thinnest probe tip (0.45mm) for testing gemstones from 0.02ct
Patented refined probe tip
Metal buzzer alert and low battery indicator
Sleek chrome-brushed ergonomic grip
USB port for alternative power source and connectivity

[@yassineidmalek7040]

Is it always the last choice is the correct one ? Or the the stone can be any of shown choices?
And Thanks for the video.

[@ultima8713]

i'm italian, can i buy the same in your shop? do you do international shipments?

[@hiranthahettiarachchi9097]

how we can buy this equipment

[@erkandemir6085]

Fiyatı nedir bu üründen alabilirmiyim.

[@JohnnyMentat]

Do you have to thump it like that to make it work? 7:00 LOL...

[@rohanakande3408]

It's fake instrument 😢