WEATHER FLOW wind meter and weather station for Smartphones

This small but very precise wind meter measures wind speed and direction. It is compatible with iPhone, iPad, iPod, and Android smatphones/tablets. iOS6.0 or Android 4.3 operating systems required. Just plug it into the audio socket. ± 0,5% or 0.1 m/s max error. 0.1 to 56 m/s range. It reads in meters/second, miles/hour, knots, kilometers/hour, & Beaufort scale. It saves wind speed (average and max) and direction. Shock-proof rubber case.