Thermo hygrometer - Temperature measurement range: 0°C to +50°C Accuracy of the measurement: ± 1°C (0°C to +40 °C) ± 2°C (40°C to +50 °C) Humidity measurement range: 20% to 95%, Accuracy of the measurement: ± 5% RH (40% to 80%), ± 8% RH (20% to 40% and 80% to 95%) Displays maximum/minimum temperature and humidity Smiley display :-) = 20-25°C, 30-60% humidity (ideal) :-| = any temperature, <30% humidity (dry) :-( = any temperature, >60% humidity (wet) °C / °F can be set, Large easy-to-read display Fold-out stand and hook for wall fastening, Incl. 1 x CR2025 battery