hand held anemometer AVM-05 1).Range:0.0~45.0m/s ... , ft/min, knots, Km/hr, mph 3).LCD Dual Display hand held anemometer AVM-05 Flow (CFM,CMM) Instant, Ave, 2/3max ... .01~9999 ft 2 (CFM) : 0.01~9999 x 100Unit Conversion TableUnit Range Resolution Accuracy General SpecificationBattery Type9VDisplay2 x 4 Digits ...