Features:
Measure wind speed and temperature.
Large easy-to-read LCD display with backlight.
Wind speed in Beaufort wind scale bar graph. Wind chill indication. Data hold function.
High precision pressure sensor. Quick response, external thermistor.
Auto/manual power off. Temperature display in �/F.
Wind speed range: 0-30m/s Wind temperature range: -10 - 45� (14-113F) Current/max/average wind speed reading.
Wind speed unit: m/s, Km/h, ft/min, Knots, mph. Powered by a 3V CR2032 battery.

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, 0.2
Knots Threshold: 0.1m/s, 0.3km/h, 39ft/min, 0.2mph, 0.1
Knots Accuracy: +/- 5%
Air Temperature: Range: -10 - 45�, 14 - 113
F Resolution: 0.2�, 0.36
F Accuracy: ±2â„�, ±3.6F
Power Supply: 1 * 3V CR2032 battery(not included)
Thermometer: NTC Thermometer Operating Temperature: -10~45� (14~113F)
Operating Humidity: less than or equal to 90%RH
Storage Temperature: -40~60�, -40~140F
Current Consumption: About 3mA