How to prepare?
Mark on the battery 
Turn the Power Swith On
Confirm the Battery Lamp lights up
Wait for about 30seconds till the Ready Lamp lights up.
| DIAMONDS | 1. Beeping sound (beep-beep-beep) 2. 1~4 of the Red Lamp box OF the Level Meter ② will light on.
 (More no. of Red Lamp boxes will light up for bigger sized stones.)
 | 
| DIAMOND SIMULANTS (Except Synthetic Moissanite)
 | 1. No Beeping sound. 2. No Red Lamp boxes will light on. Green and/or up to Yellow Lamp boxes may light on depending on the type of simulants.)
 | 
| METAL ALERT | 1. Continuous buzzing sound. (The thermal conductivity of the metal is very high and can give the same indication as a Diamond with most Thermal Probes. The Diamond Selector Ⅱhas a Metal Alert buzzer to warn you when the Probe tip touches metal.)  If you hear the Metal Alert buzzing sound.re-touch the Probe tip so as to touch only the tested stone.
 | 
Description:
Weight:103g
Powered by DC 9V battery x 1 (not  included )
Package included:
1 x Diamond selector II tester
1 x Protected leather bag
1 x Texting Platform
1  x User manual