Specification : 

˙Model No.：GSM-028
˙Temperature Range：-50°C ~ 550°C (-58 ~1022°F)  
˙Accuracy：±2% or 2°C
˙Distance Spot Ratio：12:1
˙Emissivity：0.1-1.0
˙Response Time Wavelength：500ms(8-14)um
˙Repeatability：±1% or±1°C
˙Resolution：0.1°C or 0.1°F
˙Max temperature measurement：√
˙°C/°F Selection：√
˙Data Hold Function：√
˙Laser Target Selection：√
˙Auto Power Shut Off：√
˙Low Battery Indication：√
˙Power：DC 9V