Accept input K type Thermocouple ( single/Dual) Measure Temperature -50.0 to 199.9 °C …1300°C ( -58 to 2000 ° F) , 2.5 times per sec Reading Rate Resolution 0.1/1°C and Unit °C/°F Selectable 3 ½ Digit liquid crystal display ( LCD) with Maximum Display Reading of 1999 counts Standard 9 VDC battery , 200 Hours Battery Life Calibration offset available , Hold/ max range Standard Two pin omega female connector for Thermocouple Optional Portable Handy Thermocouple with Two pin omega Connector