... velocity, Air temperature 2.Measurement range: ----Air velocity: 0~30m/s, 0~90km/h, 0~5860ft/min, 0~55knots, 0~ ... :Measurement itemsAir velocity, Air temperatureMeasurement range----Air velocity: 0~30m/s, 0~90km/h, 0~5860ft/min, 0~55knots, 0 ... 2º C, 0.2m/sSensor----Air velocity sensor: Plastic impeller, magnetic induction----Temperature sensor: NTC thermometerLow battery indicationAuto power shut off14 ...