à·ÍÃìâÁÁÔàµÍÃì à¤Ã×èͧÁ×ÍÇÑ´ à¤Ã×èͧÇÑ´ÍسËÀÙÁÔ à¤Ã×èͧÇѴẺäÁèÊÑÁ¼ÑÊ IR Thermometer ÍÔ¹¿ÃÒàô > ÊÑÁ¼ÑÊ IR Thermometer ÍÔ¹¿ÃÒàô à·ÍÃìâÁÁÔàµÍÃì Dual Laser InfraRed Thermometer à·ÍÃìâÁÁÔàµÍÃì 42512 Dual Laser InfraRed Thermometer à·ÍÃìâÁÁÔàµÍÃì 42512 EXTECH (USA) Range: -58 to 1832°F (-50 to 1000°C) Dual laser for accurate target White backlit dual LCD display Fast response with Max display Adjustable emissivity increases measurement accuracy for different surface Adjustable High/Low set points with audible alarm alerts user when temperature exceeds the programmed set points Lock function for continuous readings Double molded housing Complete with carrying case and 9V battery Range: -58 to 1832°F (-50 to 1000°C) Basic Accuracy: 2% Max resolution: 0.1°F/C Emissivity: 0.10 to 1.00 Adjustable Field of View (Distance to Target): 30:1 Dimensions: 5.7 x 4 x 1.6" (146 x 104 x 43mm) Weight: 5.7oz (163g) 42512 Extech Infrared thermometer IR Thermometer ÍÔ¹¿Òàôà·ÍÃìâÁÁÔàµÍÃì à¤Ã×èͧÇÑ´ÍسËÀÙÁÔẺÍÔ¹¿Òàô