Measuring Range(ST490+)

-50 °C to 490°C / -58°F-914°F

Accuracy

-50°C(-58°F) to 0 °C(32F)±3°C
0C(32°F) to 100°C(212°F)±2°
100°C here in before±2°C or ±2%
whichever is greater

High Low Temp. Alarm

yes

Distance to spot size

12:1

Spectral response

8-14 um & 500mSec

Repeatability

1%of reading or 0.1°C

Celsius/Fahrenheit unit switch

Yes

Laser Ponits

13 Points

Ambient operating range

0 to 40°C (32°F to 104°F)

Relative humidity

10-95% RH noncondensing

Storage temperature

-20 to 60°C (-4°Fto 140°F)

Data Hold function

Yes

Laser pointer hot spot location

Yes

Auto power off function

Yes

Power

1.5Vx2 AAA Alkaline (not include)