Actpe Dual Two Channel Digital Thermometer 2 K-Type Thermocouple Sensor 1300&deg;C 2372&deg;F Maximum (MAX), Minimum (MIN) and Average Temperature Measurement (AVG) 2 channel temperature measurement (T1 & T2) Differential Temperature Measurement (T1 - T2) Switchable between C, F & K Temperature range: -50 ~ 1300 C (-58 ~ 2372 F)