Testo’s 875i thermal imager has a high thermal sensitivity of <50 mK to measure even very small temperature differences and image quality of 160-by-120 pixels, which can be increased to 320-by-240 pixels with the SuperResolution technology, adding additional real measurement values to the recorded image. It has a 3.5-in. LCD screen, high temperature option of 1,022°F, TwinPix image blending, voice annotation and customizable reporting software.