No more guessing or timing

Measures -58*F - 1022*F
Emissivity: 0.95 (same as Etekcity)
Choose between *C and *F
Auto power off with data hold
Laser on/off
Backlight on/off
GG OEM branding
Takes 9V battery NOT INCLUDED

The recommended temperatures are:
580*F-680*F for QUARTZ
450*F-550*F for GEMSTONES