Bộ hiển thị tốc độ gió hãng Maximum Vigilant, Sirocco, Nor'easter

Vigilant

Measures wind speed up to 100 MPH (160 km/h), with memory of high gust via a mechanical Gust Register. Powered by rooftop sensor. Requires no external power source.
Dimensions: 6.5" O.D. x 2.75" Deep
Weight: 1.37 lbs.

Sirocco

A compact anemometer that registers wind speeds to 100 mph. Mounted in a mahogany-stained solid maple block and factory calibrated to ±3% of full scale for accuracy. 
Dimensions: 5.25"W x 4.00"H x 2.00"D
Weight: 0.75 lbs.

Nor'easter

AC or 9V battery powered anemometer, displays wind speed up to 99 MPH on a two-digit LCD. Housed in a light wood block nad can be mounted on wall or desktop.
Dimensions: 0.00"H x 0.00"W x 0.00"D
Weight: 0.35 lb.