OMEGA Rugged Handheld Digital ThermometersHH81A & HH82A SeriesSpecificationsMeasuring range (only the main unit) Thermocouple type:Type K: -200°C to 1372°C (-328°F to 2501.6°F); Type E: -200°C to 700°C (-328°F to 1292°F); Type J: -200°C to 1000°C(-328°F to 1832°F); Type T: -200°C to 400°C (-328°F to 752°F)Resolution: -200.0°C to 199.9°C; 0.1°C or 1°C (when 1°C resolution is set); +200°C or above: 1°C Accuracy: -200.0°C to -100.1°C: ±(0.1% of rdg + 1.0°C); -100.0°C to 199.9°C: ±(0.1% of rdg + 0.7°C); +200°C or above, or when 1°C resolution is set: ±(0.2% of rdg + 1°C)Measurement Interval: Approx. 1 sec. (1 channel measurement). Approx. 2 sec. (2 channel measurement)Data Storage: Capable of storing up to 10 measured data items