Display screen 2.4" full-angle high resolution color screen Resolution of infrared image 32*32(1024 pixels) Resolution of visible image 0.3 mega pixels Field angle/shortest focal distance 33*33/0.5m Thermal sensitivity 0.3°C Range of temperature measurement -20°C to +300°C Accuracy of temperature measurement ±2% or ±2°C (±2% or ±4°F ) Emissivity Adjustable 0.1-1.0 Image capturing frequency 6Hz Range of wave length 8-11.5um Focal distance Fixed focal distance Color palette Iron red, rainbow, rainbow high contrast