Product parameters Connection method:    Bluetooth/WIFl Infrared image resolution:   256x192  Visible light image resolution： 200wW Field of view/shortest focal length： 56°x 42 / 0.5m Thermal sensitivity：0.1℃ Temperature measurement range：-20℃~450℃(-4℉~842℉) Wavelength range: 8-14um Image frame rate: 9HZ Emissivity：Adjustable from 0.1 to 1.0 Focusing method: No focus required Color palette:  Rainbow, lron, Colorful. Black and White, White and Black lmage storage：SD card (8GB) File fommat: JPG image Set control:  Localization unit adjustment/language/date and time format/automatic shutdowr Data line:Type-C