anemometer pocket, anemometer handy, wind meter, wind speed meter, mini anemometer 1. Measuring unit: mph, ft/ min, Km/ h, m/ s or Knots 2. Wind measuring range: 0~ 30m/ s 3. Temperature range: -10 ~ 45 4. Accuracy of wind speed: ± 5% 5. Accuracy of temperature: ± 2 6. Auto power off 7. Backlight display 8. Power: 3V ( CR2032)