Meteos Anemo-Thermometer With 54 Mm Propeller

Features: - Multi Directional impeller. - Protective cap for the impeller.- Backlight.- Unsinkable.- Minimum, average and maximum: 3s to 24h.- Aluminium bottom plate for fixing to a tripod (1/4 inch).- 2 AA batteries.- Low battery indicator.- Operating temperature: -4 to 158 F.- Swiss official calibration.- 1 year warranty. Specifications   Wind:  - Units: km/h, mph, m/s, fps, knots and bft- Resolution: at the 10th up to 99.9, then to the unit- Accuracy: +- 3%- Measuring range: from 2 to 150 km/h  Temperature:  - Units: C, F, C wind-chill and F wind-chill- Resolution: at 10th degree +- 0.2 at 20 C- Accuracy: +- 0.2 C to 20 C- Measuring range: from -40 C to +80 C