High Accuracy Professional 2pt Jewel Stone Combo Gem Jewelry Jeweler Tester Test Selection Tool Kit selector Meter Device for Diamond Moissanite Metal Gemstone Novice and Expert
Brand: TEKCOPLUS
This tester is designed to distinguish diamond, moissanite from other fake stones quickly. It has fine elastic tipped probe for testing and able to identify stones as small as 2pt.

Features:
Easy operation without necessary to adjust LED bar garph via volume control to match stones of different sizes like that used in other diamond tester models
Could be powered by AAA batteries, NiMH batteries or an AC power adaptor (not included in the set)
Can distinguised stoned as small as 2 pt
Low battery detector
Equipped with an elastic probe tip
Built in metal detector
With "beep" sound indicator
Rubber paint finish
Factory Calibrated
Specifications:
Working Voltage: DC 4.5V, AAA batteries or NI-MH battery or AC adaptor (110~240V, DC 4.2V) (not included in the set)
Probe warm up time: about 25 seconds
Working time: about 2 hours of continous use
Net weight: 65g (not including batteries)
Tester Size: 173 x 42 x 22mm (L x W x D)
Working Temperature: 18 ~ 30°C

Set Includes:
1 x Diamond Tester
1 x Testing Base
English User Manual
Carrying Case
Standard Factory Package
Working time:about 2 hours of continous use
Probe warm up time:about 25 seconds
Built in metal detector
With "beep" sound indicator