Digital Anemometer Wind Speed Air Flow Air Velocity Meter 0.4-30M/S CFM CMM CMS
0~9 9 9 9 0 CMM. 0~9 9 9 9 0 CFM. 0 t o 9 9 9 9 CMS. Wind Speed. It has the functions of data hold, maximum, minimum, etc. This product does not include batteries. Weight: Approx. 292g / 10.3oz.