Dwyer windsnelheidsmeter
handmodel. meters per seconde
The Portable Series Wind Meter is used to indicate wind speed and is ideal for yachtsmen, outdoors-men, and farmers. Direct reading, no calculations. Hold meter at eye level, back of unit to wind. White ball in tube indicates wind speed. Meter has two scales for maximum accuracy and easy reading - low, 2-10 and high, 4-66 mph range. For high range, cover hole with finger. Pocket size, sturdy plastic, has case.
