Fluke TIS55+ Thermal Imaging Camera, -20.0 → +550 °C, 256 x 192pixel With RS Calibration, Display Resolution: 640 x 480pixel, Application: General Purpose, Thermal Sensitivity: 40mK, Best Temperature Measurement Accuracy: ±2 °C, Focus Type: Manual, Calibrated: RSCAL, Refresh Rate: 9Hz, Minimum Focus Distance: 0.5m, MPN: FLK-TIS55+ 9HZ