8910 5 in 1 Type Mini Air Flow Anemometer and Barometric Pressure Anemometers

1)Small jacket knife shape & compact design;2)Measure Air Velocity, Temp., Humidity, Wind chill temp., Dew point temp., Barometric pressure;3)Heat index and altitude (8910 only);4)Barometric pressure history bar chart display;5)Wind units selectable: KNT(KNOT), BF(BEAUFORT), FPM(FEET PER MINUTE), MPH(MILE PER HOUR), MS(METER PER SECOND), KMH(KILOMETER PER HOUR);6)Temp. Units OC/OF selectable;7)Barometric pressure inHg, mbar, hpa selectable display MAX. & AVG. Wind speed and quick response easy to operate by only two buttons;8)Auto power off to save power tripod mountable receptacle. Wind speed range: 0.5~44.7M/H, 60~3937FT/M, 0.4~38.8KNT,1.1~20.0M/S, 0.7~72.0KMH, 1~8BFWind speed accuracy: +/-4% of rdg. Or last significant digit( whichever is greater)Air temp. Range: -15~50.0° CAir temp. Resolution: 0.1° C/° FAir temp. Accuracy: +/-1° CAir RH% range: 5%RH~95%RHAir RH% resolution: 0.1%RHAir RH% accuracy: +/-3%RH(at 25oC, 10~90%RH, others +/-5%RH)Pressure range: 400~1100mbarPressure resolution: 1(400~1100mbar), 0.1(11.832.5inHg)Pressure accuracy: + / - 3hpa (at- 10~60oC )Altitude range &res'-600~7000M(1M), -900~9000Ft(3 Ft)Altitude/Pressure update: 60 secondsWind speed response time averaging every 2 secondsTemp. Response time 60 seconds (typical)Air RH% response time: 60 seconds (typical)Air RH% response time: 60 seconds (typical)Pressure response time: 15 minute (typical)LCD update: Every secondWindchill display: YESDew point temp. Display: N/AHeat index display: YESAltitude display: N/ALCD size: 16(H)X28(W)mmOperating temp.: -15~50oCOperating RH%: Humidity < 80%Storage temp.: -10~50oCStorage RH%: Humidity < 90%Battery: CR2032 X 1PC