Am-4836c Digital Anemoscope

General Specifications: Display: 0.5" (13 mm) 4-digit LCDMeasurement Units Air Velocity: M / s, km / h, ft / min, knotsAir Flow: CMM ( m³ / min ), CFM ( ft³ / min )Beaufort Scale: ForceWave Height: MDirection: ° From The North DirectionTemperature: ° C, ° FData Hold Maximum ValueData Memorized 24 GroupsSampling Rate Reading Per Second ApproxSensors Air Velocity / Flow Sensor: 3-cup ProbeDirection Probe: Low Friction ProbeTemperature Sensor: Precision ThermistorAutomatic Power Off 0 ~ 9 Minutes Set by UsersOperating Conditions Temperature: -10 ~ 60 ° C (14 ~ 140 ° F ) Humidity: < 80 %RHPower Supply 4 x 1.5v AAA size ( UM-4 ) batteryDimensions Main Unit: 156 x 67 x 28 mm ( 6.1 x 2.6 x 1.1 inch )Velocity Sensor: 65 x 65 x 115 mmDirection Sensor: 86 x 69 x 115 mmWeight 260 g / 0.57 lb(Including Batteries)