à¤Ã×èͧÁ×ÍÇÑ´ à¤Ã×èͧÇÑ´ÍسËÀÙÁÔ à·ÍÃìâÁÁÔàµÍÃì à¤Ã×èͧÁ×ÍÇÑ´ à¤Ã×èͧÇÑ´ÍسËÀÙÁÔ à¤Ã×èͧÇѴẺäÁèÊÑÁ¼ÑÊ IR Thermometer ÍÔ¹¿ÃÒàô > IR Thermometer ÍÔ¹¿ÃÒàô Thermometers IR-77L Pocket InfraRed Thermometers Pocket InfraRed Thermometers are new models design with lower cost. Check all types of A/C and heating systems. Monitor performance of appliances such as refrigerator, dishwasher, freezer and oven. Ensure proper cooking, grilling and storage temperatures. • 6:1 Distance to Spot size ratio (measures a 6 inch area one foot away) • Easy to use : hold it within two feet of the area to be measured and push the button • Large LCD screen shows readings in Fahrenheit or Celsius Features • Laser targeting • Automatic Data Hold • Auto Power Off • Low battery indication Specifications Range : -30 ~ 270 Deg.C Response Time : Less than 1 second. Resolution : 1 Deg.C Basic Accuracy : +/- 2% or +/- 2 Deg.C Emissivity : Fixed at 0.95 Battery : 1.5V AAA battery x 2 Size(HxWxD): 97mm x 57mm x 29mm Weight: 81g à¤Ã×èͧÁ×ÍÇÑ´ à¤Ã×èͧÇÑ´ÍسËÀÙÁÔ à·ÍÃìâÁÁÔàµÍÃì à¤Ã×èͧÁ×ÍÇÑ´ à¤Ã×èͧÇÑ´ÍسËÀÙÁÔ à¤Ã×èͧÇѴẺäÁèÊÑÁ¼ÑÊ IR Thermometer ÍÔ¹¿ÃÒàô > IR Thermometer ÍÔ¹¿ÃÒàô Thermometers IR-77L