TEKCAM Digital Handheld Anemometer LCD Display Wind Speed Meter Gauge with Backlight for Measuring Wind Speed/Temperature Wind Chill

FUNCTION 1.Air velocity and temperature measurement; 2.Max/average /current air velocity measurement; 3.?/? temperature unit selection: M/s,Km/h,ft/min,Knots.mph; 4.Beaufort scale; 5.Backlight display; 6.Manual/auto power shut off; 7.Wind chill indication; 8.Low battery indication. SPECIFICATION Air Temperature: Range: -10 - 45degree, 14 - 113F Resolution: 0.2degree, 0.36F Accuracy: ±2degree, ±3.6F Power Supply: 3V CR2032 battery Thermometer: NTC Thermometer Operating Temperature: -10~45degree (14~113F) Operating Humidity: less than or equal to 90%RH Storage Temperature: -40~60degree, -40~140F Current Consumption: About 3mA Wind temperature range: -10 - 45degree (14-113F) Temperature display in degree/F. Wind speed range: 0-30m/s 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 INCLUDES 1 x Anemometer 2 x Lanyard 3 x User Manual ABOUT TEKCAM We are the maker,quality first is our tenet. If for any reasons your are not satisfied,please give us an opportunity to improve your experience by contacting us through " Your Orders" tab on your Amazon account. We will try our best to help you.