WorldoorHot New Dual Two Channel Digital Thermometer 2 K-Type Thermocouple Sensor 1300&deg;C 2372&deg;F , 3 1/2 6802 II 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 High Resolution up to 0.1 C & 0.1 F User Calibration of Temperature and Restore Factory Setting Low battery indication Maximum (MAX), Minimum (MIN) and Average Temperature Measurement (AVG)