平诗科技

批发供应测钻仪,测钻笔,热导仪

测钻石笔Diamond Tester II有2種聲音，3種顔色燈光顯示，轻松辨別鑽石真假，方便易用。Specially offer an unique 2 sounds and lamps display system to identifydiamonds from imitations.1.热导仪是根据钻石... ...

批发供应莫桑石笔

測莫桑石筆Moissanite Tester特別爲了辨別人造莫桑石而發明，建議在測試真鑽石後用。adaeveloped solely to identify synthetic Moissantie(silicon carbide).It is recommended to be used after positive test... ...

供应热导仪 测钻仪Ⅲ

1. 绿.黄.红三色9只LED指示;2.开机自检,预加热时间:20秒;3.两种报警声音;4.依钻石的大小,上下按键调节测试灵敏度;5.电源:;2XAAA 电池 ;6. 优点：工作电流 ...