Extech 407113-NIST CFM Metal Vane Anemometer Heavy Duty

• Built-in RS-232 PC serial interface with optional Data Acquisition software
• 9V battery power or optional AC adaptor
• Data Hold plus Auto power off
• Record/Recall MIN, MAX readings
• Air Velocity accuracy via low friction ball bearing vane wheel on 39" (1m) cable
• Super large (9999 count) LCD display
• Air Flow displayed in 3 modes as an instantaneous value, up to 20 point average or 2/3 flow value
• Display Air Flow (CFM) or Air Velocity plus Temperature simultaneously

Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.