Features Comprehensive Measurement Capabilities: Digital anemometer measures wind speed, temperature, humidity, maximum, minimum, and average values for versatile data collection Multiple Wind Speed Units: Select from m/s, km/h, ft/min, knots, and mph to accommodate all your measurement needs, ensuring accuracy in various applications Versatile Usage Applications: Ideal for both industrial and household use, perfect for assessing wind speed of CPU fans, air conditioners, blowers, and even for kite flying Ergonomic Retractable Handle: Features a retractable handle extending to 53.6cm / 21.1in, allowing effortless measurement in high or hard-to-reach areas High Measurement Accuracy: Supports wind volume measurements with precise maximum and average values, all in a compact and portable design for easy transport Features: 1、Digital anemometer, measure wind speed, maximum value, minimum value, average value, data hold, temperature and humidity, etc. 2、Multiple wind speed units can be selected from m/s, km/h, ft/min, knots, mph, to meet different measurement requirements. 3、Used for industrial and household purposes, to measure wind speed and temperature of CPU computer fans, air conditioners, blowers, and kite flying. 4、The retractable handle design, about 53.6cm / 21.1in long, and the high vents can also be easily measured. 5、Support wind volume 2/3 Maximum value, average value measurement, high measurement accuracy, compact and portable. Specification: Item Type: Anemometer Material: ABS Wind Speed Measurement Range: 0.0-45.0m/s 0.0-8850Ft/min 0.0-87.5Knots 0.0-160.0Km/h 0.0-100Mph Wind Volume Measurement Range: CFM: 0-999900 Ft3/min CMM: 0-999900m3/min Wind Temperature Measurement Range: 0-45℃ 32-113℉ Humidity Measurement Range: 10-90%RH Power Supply: 4 x 1.5V AAA Alkaline Battery (Battery Not Included) How to Use: 1: The wind speed probe handle is connected to the host. 2: Install 4 x 1.5V AAA dry battery (this product does not include) 3: Pr the power on, short pr the power button for 2s to backlight, UNIT unit switching, AREA/SAMPLE recording time interval, VEL/ wind speed and air volume switching, READ reading and storing recording interface, REC keeping data once, DEL deleting data interface, Maximum/Minimum values, ENTER confirmation button 2/3V Maximum, HOLD data retention Package List: 1 x Anemometer (Host+Probe) 1 x Plastic Box 1 x Manual Note: betweendiv>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.between/div> Package List 1 x Anemometer (Host+Probe) 1 x Plastic Box 1 x Manual