The TES-1303 is a dual-input digital thermometer that uses K-type thermocouples for temperature measurement. It is manufactured by the Taiwanese company TES Electrical Electronic Corp.
Key Features
Dual-input capability: Allows for simultaneous measurement of temperatures from two different sources (T1 and T2).
Differential measurement: Can display the temperature difference between the two inputs (T1–T2).
Broad measuring range: Capable of measuring temperatures from -50°C to 1300°C (-50°F to 1999°F).
High resolution: Can switch between 0.1° and 1° resolution.
Max/Data hold: Features a "Max Hold" function to freeze the highest reading and a "Data Hold" function to freeze the current display.
Selectable units: Can switch between Celsius (°C) and Fahrenheit (°F).
Auxiliary output: Includes output jacks for data recording purposes.
Display: Uses a 3-1/2 digit LCD.
Power source: Runs on a 9V battery.
Built-in stand: Includes a flip-up stand for convenient use.