This meter is a portable and professional instrument with large screen LCD, backlight, multi unit switching function.

This meter can be used for handheld or fixed measurements.

This meter has functions such as hold, maximum and minimum.

It has low battery indicator and USB real time data upload function.

m / s (meter / second): 0.80 to 30.0 ± (2.0% reading + 50)

ft / m (feet / minute): 79 to 5900 ± (2.0% of reading value + 50)

km / h (hourly speed): 1.4 to 108.0 ± (reading 2.0% + 50)

Miles / hour (miles per hour): 0.9 to 67.0 ± (2.0% reading + 50)

Knot (voyage distance per hour): 0.8 to 58.0 ± (2.0% reading + 50)

CFM: 0 to 999 0 0 0 to 9.999 ft 2

CMM: 0 to 999 0 0 0 to 9.999 ft 2

CMS: 0 to 999 0 0 - 9.999 m 2

Power supply: 9 V battery (battery not included)