Item Type: Digital Anemometer <br>Material: ABS <br>Model: 8907 <br>Battery: 1.5V 4xAAA (not included) <br>Uses: Flying kites, aviation planes, drones, sailing, fishing, hiking, shooting, etc. <br>Basic parameters: <br>1. Wind speed measurement range: <br>UnitWind Speed RangeResolutionLowest Starting PointAccuracy <br>m/s0.0~45.00.010.3±3%±0.1 <br>Ft/min0.0~88000.01/0.1/160±3%±20 <br>Knots0.0~88.00.010.6±3%±0.2 <br>Km/h0.0~140.00.011±3%±0.4 <br>Mph0.0~1000.010.7±3%±0.2 <br> <br>2. Air volume measurement range: <br>CFM：0-999900ft^3/min <br>CMM：0-999900m^3/min <br>UnitRANGERESOLUTIONAREA <br>CFM(FT^3/MIN)0-9999000.001-1000.001-9999ft^2 <br>CMM(M^3/MIN)0-9999000.001-1000.001-9999m^2 <br> <br>3. Unit conversion: <br>m/sFt/minKnotsKm/hMph <br>1m/s1196.871.9443.60 2.24 <br>1ft/min0.0050810.009870.018290.01138 <br>1knots0.5144101.2711.85191.1523 <br>1km/h0.277854.690.5410.6222 <br>1mph0.446487.890.86791.60711 <br> <br>4. Wind temperature: <br>(1) Temperature measurement range <br> <br>UnitGearResolutionAccuracy <br>℃0~450.1±1.0℃ <br>℉32~1130.18±1.8℉ <br> <br>(2) Humidity measurement range <br> <br>UnitMinimum/MaximumResolutionAccuracyTest conditions <br>%RH10~900.1±5%90%RH non-condensing <br> <br>5. Working current: <br> <br>UnitDESCRIPTIONMinimum/MaximumTYPTest conditions <br>mAWorking current 115~2018Backlight is off <br>mAWorking current 220~2523Backlight is on <br>VLow battery indicator3.5~4.54 <br>uAshutdown current0~85 <br> <br>6. Working environment: <br> <br>Temperature0~50℃ (32~122℉) <br>Humidity40~80%RH <br> <br>7. Storage environment: <br> <br>Temperature -40~60℃ (-40~140℉) <br>Humidity≤80%RH<br>1、It is easy to use and includes a USB data cable, which can be connected to a PC via USB to store and analyze data. <br>2、Digital anemometer can measure wind speed, airflow and temperature range, highly sensitive and accurate measurement to provide rapid measurement for analyzing serious environmental conditions. <br>3、With wind speed, temperature, wind flowing, data retention, data recording: 600 groups, ℃/℉ selection, 5 units of measuring wind speed: m/s, km/h, ft/min, knots, and miles. <br>4、Use safe and secure, data retention support, automatic shutdown and date retention functions, data will not be lost. <br>5、Durable, using high quality ABS material, not easy to damage, long service life, can be used for a long time.<p>1 x Anemometer(Battery Not Included)</p><p>1 x USB Data Cable</p><p>1 x Wind Speed Sensor</p><p>1 x Manual&nbsp;</p><p>1 x Tool Box</p>