The Megger TC3231 offers a professional infrared 32 x 31 pixels image thermometer with a 2.2 inch (55.88 mm) color TFT LCD display. Quick, accurate readings are possible; covering a wide range of surface temperature measurements. The product combines the convenience of an infrared thermometer with the visual advantage of a thermal imager providing a troubleshooting camera with infrared heat map. The TC3231 features a range of selectable thermal image color palette display options along with high / low user preset temperature alarms. For convenience, background temperature is also user selectable. 2.2 inch (55.88 mm) 320*240 TFT LCD display 32 x 31 pixel resolution IR temperature measurement Measurement range -20 ° to 300 °C / -4 °F to 572 °F Adjustable emissivity Micro SD memory for storing up to 6000 images High & Low Alarm (enable & disable) Selectable colour palette mage blending with selectable distance of 0.5 m, 1 m, 2 m or 3 m