* Air velocity, Air flow (CMM, CFM), Temperature. * Hot wire anemometer, high precision for low air velocity measurement. * Telescope and separate probe, easy operation. * 0.2 to 20.0 m/s. CMM, CFM. * Max., Min., Data hold. * RS-232 computer interface. * Jumbo LCD, unit with dot matrix display. * DC 1.5V (UM-3, AA) x 4 PCs or DC 9V adapter in. * Size : 203 x 76 x 38 mm.