The Kestrel range are a small, electronic rotating vane type anemometer (wind meter). It uses high precision Zytel bearings and a lightweight impeller to provide accurate air flow measurements even at low speeds.
Liquid crystal display has large 9mm high digits and is backlit for a clear readout in low light conditions.
Power is from easily replaceable 2 x AAA batteries.
The Kestrel range of wind meters are made from high impact injection moulded plastic and corrosion resistant materials with the electronics fully sealed. It will float if accidentally dropped into water. There is a hard cover for protection when not in use and a lanyard is provided for added security.
The Kestrel 4500 measures:
Current Wind Speed
Average Wind Speed
Maximum Wind Speed
Wet Bulb Temperature
Time and Date