This Proster Digital Anemometer is ideal for outdoor activities such as Windsurfing; Flying Kite, Aeromodelling and UAV; Sailing; Surfing;Fishing; Hiking; Shooting; Walking Features: Measure wind speed and temperature. Large easy-to-read LCD display with backlight. Wind speed in Beaufort wind scale bar graph. Wind chill indication Data hold function High precision pressure sensor Quick response, external thermistor Auto/manual power …