Masione&trade; Dual Channel Digital Thermometer with 2 K-Type Thermocouple Sensor Probe for BGA rework HVAC 1300&deg;C 2372&deg;F 5 digits large LCD display, overload display alert when input exceeds measurement range User Calibration of Temperature and Restore Factory Setting. Designed for use with included K-type thermocouples Low battery indication and Data-hold function Maximum (MAX), Minimum (MIN) and Average Temperature Measurement (AVG) Temperature read-out in F or C selectable, selection between Celsius and Fahrenheit