WeatherFlow WEATHER meter - SHIPS FREE!

WEATHERmeter uses Bluetooth Smart technology (also known as Bluetooth LE) to connect to all Apple iPhones 4S or newer and iPads Generation 3 or newer operating on iOS 6.0 or newer. They also work with Bluetooth Smart Ready Android phones and tablets with operating system 4.3 (Jelly Bean) or newer. Download free app for iOS or Android Easily share onsite reports with WeatherFlow, Instagram, Vine, Twitter, SMS, email and Facebook Records wind speed (average, gust, apparent, true), wind direction (magnetic, true) Crosswind, headwind, tailwind Temperature and relative humidity Pressure and dew point Heat index, wind chill and more Wireless connection up to 100 feet away Held in hand or attached to any 1/4-20 camera mount Uses battery CR 2450 (included), up to 3 year battery life 3 year warranty Technical Specs Measurement range accuracy notes wind speed .5 to 140 mph ± 0.5% calibrated by University of Florida Aerospace Engineering wind direction 0-360° ± 0.5° magnetic North