... ,Non-Contact, infrared thermometer-Wider/Auto Range, rapid response, LCD display-Emissivity adjusting, K-type temperature measuring-Maximum/ minimum/ ... watt-Optical Response: 8 μm to 14 μm -Working Voltage: 9V battery -Ambient temperature: -10 to +50 ºC -Ambient Humidity: 10 ... communication software (CD) 1-Leather bag 1 -9V battery (6F22) 1-Optional Accessories: DC 9V power supply (7101 - 100 mA) TM813 ...