Handheld Anemometer, Digital Wind Speed Meter Description: 4-IN-1 HANDHELD ANEMOMETER: Professional measurement of wind speed, wind temperature, air volume, wind chill (< 0°C will display), Max/Average/Current wind speed selection. ACCURATE DIGITAL WIND SPEED METER: Measures wind speed in the range of 0~30m/s (0~65 mph) (accuracy ±5%), wind temperature -10°C ~45°C/ 14°F ~ 113°F (± 2°C, ±3.6°F). Lightweight & Convenient for Outdoor Activities: Comes with a yellow soft rubber protective case for protection. Pocket or hang around your neck to free your hands when not in use. Features: High precision pressure sensor. Quick response, external thermistor. Large easy-to-read LCD display with backlight. Wind speed in Beaufort wind scale bar graph. Wind chill indication. Data hold function. Auto/manual power off. Temperature display in degree/F. Current/max/average wind speed reading. Unit: m/s, Km/h, ft/min, Knots, mph. Specifications: Air Velocity: Range: 0 - 30m/s, 0 - 90km/h, 0 - 5860ft/min, 0 - 65mph, 0 - 55Knots Resolution: 0.1m/s, 0.3km/h, 19ft/min, 0.2mph, 0.2Knots Threshold: 0.1m/s, 0.3km/h, 39ft/min, 0.2mph, 0.1Knots Accuracy: +/- 5% Package including: 1 x Digital Anemometer 1 x Lanyard 1 x User Manual