... air flow anemometer SP8908Digital Anemometer SP8908 Discription: 1.Measurement items: Air velocity, Air temperature 2.Measurement range: ----Air velocity: 0~30m/s, 0~90km/h, 0~5860ft/min, 0~55knots, 0 ... º F (± 2º C)Resolution0.2º C, 0.2m/sSensor----Air velocity sensor: Plastic impeller, magnetic induction----Temperature sensor: NTC thermometerLow battery indicationAuto power shut ...