Description: 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 Data Hold function mode Maximum (MAX), Minimum (MIN) and Average Temperature Measurement (AVG) 2 channel temperature measurement (T1 & T2) Differential Temperature Measurement (T1 - T2) Specification: Extra 2 pieces of Metal Temperature Probes Switchable between °C, °F & K Temperature range: -50 ~ 1300 °C (-58 ~ 2372 °F) Accuracy: ±0.1 °C ± 0.4 Operating Temperature: 0 ~ 40 °C (32 ~ 104 °F) Operating Humidity: 0 ~ 70 % (R.H.) Power current: One K-type: approx DC 2.8mA( typical) / Two K-type: approx. DC 3mA(typical) Celsius and Fahrenheit selectable Input protection: 60V DC or 24V AC maximum input voltage on any combination input pins Reading rate: 2.5 times per second Input connector: accept standard miniature thermocouple connectors Battery: 1 x standard 9V battery (not included) Material: plastic Size: approxi.155 * 75 * 40 mm Colour:Yellow Package Includes: 1 x Dual channel thermometer