Specificaiton of cheaper Infrared thermometer AT380:
Temperature range: -32 °Cto 380 °C(-26 to 716 °F )
Accuracy(In the conditionof23°C±3°C)
-32°C(-26°F) to 0°C(32°F)
±3°C 0°C(32°F)to 100°C(212°F)
±2°C100°Chereinbefore
±2°Cor±2% whichever is greater
Repeatability: 1% of reading or 0.1°C
Response time: 500 mSec, 95%response
Spectral response: 8-14 um
Emissivity: pre-set 0.95
Ambient operating range: 0 to 40°C(32°Fto 104°F)
Relative humidity: 10-95% RH noncondensing,@up to 30°C(86°F)
Storage temperature: -20 to 60°C(-4°Fto 140°F)
Weight: 130gwithout battery
Dimensions: 132.8*92.8*37mm
Distance to Spot Size: 12:1
Power: 2x AAA battery (not inlcude)