UNI-T UT309C is a professional non-contact infrared thermometer designed to measure surface temperature accurately and conveniently. It features a wide temperature range of -35°C to 650°C (-31°F to 1202°F), making it suitable for various industrial, automotive, and household applications. With its dual laser pointers, it enhances measurement accuracy by indicating the target area precisely. The adjustable emissivity from 0.1 to 1.0 allows for accurate measurements on different materials.