The AIR-86 is a miniature pen-type thermometer designed for quick and easy non-contact measurement of surface areas. Suitable for monitoring appliances, heating, ventilation & air conditioning systems.-50 to 260C x 0.1User-selectable C or FHold within 6 inches of the area to be measured, push the button, read the displayDistance to spot size ratio is 1 to 1 at the focal pointFixed emissivity at 0.95Response time less than 1 secondLarge 20mm LCD display with function indicatorsAutomatic data holdAuto power-off Low battery indicationImpact-resistant ABS caseSupplied with batteries