Temperature range     

GM321: -50~400℃ (-58~752℉)     

Accuracy     

0~400℃/530 (32~752℉/986 ) :     
±1.5℃(±2.7℉) or ±1.5%
-50~0℃(-58~32℉):±3℃ (±5℉)     
Whichever is greater

Repeatability     

1% of reading or 1℃     

Response time     

500 mSec, 95% response     

Spectral response     

5~14 um     

Emissivity     

0.10~1.00optional (0.95 Preset)     

Distance to Spot size     

12:1     

Operating Temperature     

0 ~40℃ (32 ~ 104℉)     

Operating Humidity     

10~95%RH non-condensing，     
up to 30℃(86℉)

Storage Temperature     

-20 ~ 60℃ (-4~140℉)     

Power       

3V (1.5V AAA  * 2)     

Typical battery life (Alkaline)      

Laser Models:12 hrs