独特的设计确保能够直接读出风速数值，不
需要统计 转。低高校准调节品指示了ms-1
和波佛特刻度。它可以手持或者永久固定。
附有完整的产品使用指南。
The unique design of the Invicta Anemometer gives a direct reading of wind speed,without the need to count revolutions.The low and high calibrations register ms-I and the Beaufort scale.It can be handheld or fixed permanently.Complete with product guide.
