This anemometer integrates multiple functions, including air velocity, humidity, and dew point measurement, with SD card data logging, suitable for detailed environmental monitoring applications. Display & Power LCD with green backlight Power: UM3/AA (1.5 V) × 6 or DC 9 V adapter Power consumption approx. 15 mA (normal) or 36 mA (with SD logging) Auto-power-off or manual shutdown selectable Data-hold plus max/min memory Mechanical Design Heavy-duty ABS plastic vane probe Low-friction ball-bearing ensures accuracy at high and low air speeds Separate probes for flexible operation Main-unit size 182 × 73 × 47.5 mm Weight 347 g (meter only) Interfaces & Accessories RS232 and USB PC interface Standard accessories: instruction manual, anemometer probe, humidity probe, hard carrying case (CA-06) Optional accessories: 2 GB SD card, Type K thermocouple probe, AC-DC 9 V adapter, USB-01 cable, UPCB-02 RS232 cable, SW-U801-WIN and SW-E802 data-acquisition software