Dupeakya Professional Diamond Selector II, Gem Tester Pen Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone (Diamond Tester 2)
- ...he battery in the tester. 2. Take off the probe cap. 3. Turn on the switch. 4. Make sure only one light lights up on the scale. 5. Make sure the " ready lamp" light is on. 6. (If test diamond, you then need to turn on the number of the light corresponding to the indoor temperature and diamond weight.)..
- [TEST RESULT ANALYSIS ]: If lights 003e= 9 and have sounds, it is real diamond. If lights 003c 9 and no sounds, it is not diamond. If lights is 7 or 8, it is true crystal. If lights is 6 or 7, it is true jade. If lights is 4 or 5, it is glass.
- [NOTICE]: * When testing, the probe needle and the tested object must be at a 90° angle. * When testing diamond, your right index finger must keep touching the metal panel on the back of the tester, while you do not touch the panel if you test other gemstones. * Do Not test any metal. * Don't wear gloves..
- [PACKAGE CONTENTS ]: 1 x diamond tester, 1 x leather case, 1 x test platform, 1 x user manual. The power needed: 1x 9V battery (not included). If you have any questions about use, please feel free to contact us..