The FLR TG165 Spot Thermal Camera weight about 1.9 pounds. They have FLIR’s Lepton micro thermal sensor that has the sensitivity of 150mK and refresh rate of 9GHZ; this thermal camera can be used to view hidden hot or cold spot with ease. They have a display resolution of 80×60 and do not need a specialized training before you can operate it.
They come in different type: The NIST (National Institute of Standards and Technology) or standard certified that comes at the cost of 250. The camera is straightforward to use which is why most customers choose FLIR thermal camera.