Features:The anemometer uses an LCD digital display and is ideal for weather enthusiasts or professionals to accurately measure wind rate.Hand-held design, small size, light weight, no space, easy to carry around.It can perform accurate weather measurements in seconds, easy to use.Some functions include: wind speed, temperature measurement, wind speed unit selection function, C or F unit conversion function, maximum or minimum wind speed measurement, wind cold index prompt function, automatic shutdown(no button operation, automatic shutdown for 10 minutes).It has communication function, can used with USB(cooperate with computer applications) and bluetooth(cooperate with mobile phone APP).Specification:Condition: 100 percent Brand NewItem Type: Digital AnemometerMaterial: ABSColor: As shown in the pictureItemDescriptionMeasuring projectWind speed (air speed), air temperatureAir flow rate range0-30m or s, 0-90km or h, 0-5860ft or min, 0-55knots, 0-65mphAccuracy of air flow rate5 percent Temperature range-10-4514-113Temperature accuracy2C3.6FAir velocity resolution0.1m or s, 0.2CBattery9V battery(Not included)ThermometerNTCthermometerOperating temperature-10-45C14-113FOperating humidityRelative humidity is less than 90 percent Storage temperature-40- and 60-40 F-140FCurrent consumption3mAWeight52g or 1.8ozPackage List:1 x Handheld Anemometer1 x Lanyard1 x USB Cable1 x Instruction Manual