Range - temperature: -20 to 85°C;
Range - humidity: 0 to 100%rh;
Resolution - temperature: 0.1°C;
Resolution - humidity: 0.1%rh;
Accuracy - temperature: ±0.5°C (0 to 45°C), ±1°C (-20 to 70°C), ±1.5°C (70 to 85°C);
Accuracy - humidity: ±3 %rh @ 25°C (10 to 90 %rh);
Hysteresis - humidity: ±1% rh;
Memory: 2 x 8000 readings;
Sample rate: 6 seconds to 255 minutes;
Battery: 3.6 volt ½ AA lithium;
Battery life: 2 years minimum;
Sensor type: Temperature: silicone bandgap - humidity: capacitance polymer;
Display: 10mm LED toggles every 6 seconds / 2 LEDs;
Dimensions: 76 x 23mm;
Weight: 80 grams approx. - model dependant;
Case material: ABS plastic with Biomaster anti-bacterial additive;
Country of manufacture: United Kingdom;
Guarantee: Two years;
Water/dust resistance: Water resistant;
Measurement scale: Celsius/Fahrenheit & %rh;
OS: Windows;
