The Extech 407119 - Hot Wire CFM/CMM Anemometer uses a telescoping probe (extends up to 3 ft) which is ideal for use in ducts and ventilating systems. It can accurately measure Air Flow (CFM/CMM), Air Velocity and Temperature. Air Flow can be displayed as an instantaneous value or up to a 20 point average. Additional functions include Data Hold, Min/Max, and Auto power off.
Features :
•Air velocity measurements as low as 40ft/min
•Telescoping probe is ideal for use in ducts and ventilating systems; extends up to 3ft (940mm) long
•Measures air volume in CFM (ft3/min) and CMM (m3/min) plus Temperature simultaneously
•Air Flow displayed in 2 modes: Instantaneous value or up to 20 point average
•Record/Recall MIN and MAX readings
•Large 1.4" (99,999 count) LCD display
•Data Hold plus Auto Power Off
Package Includes:
•AA Batteries - 4 pcs
•Telescoping Probe With 5.5Ft Cable