Masione Temperature Gun Non-contact Digital Laser Infrared IR Thermometer - 58~+1022&deg;F/-50&deg;C~550&deg;C,Battery Included Temperature Range: -50C~550C(-58 F ~ 1022F) Accuracy: 1.5% or 1.5% ;Resolution: 0.1 C or 0.1F 4 digits Large LCD display;Emissivity: adjustable;Low battery indication Auto Power Shut Off & Data Hold;Backlight ON/OFF selectable MAX/MIN/AVG/DIF reading;Powered by 9V battery (included)