Fangrui Product Details Accurate Wind Measurement: This Handheld Anemometer Provides Precise Wind Speed Readings, Utilizing High-resolution Fan Blade Sensing Technology To Detect Even The Slightest Breeze, Reliable Data For Various Applications. Versatile Use: Good For Outdoor Activities, Electrical Fans, Fresh Air Systems, And Ambient Wind Speed Assessments, This Device Caters To A Wide Range Of Scenarios, Making It A Valuable Tool For Both Professionals And Enthusiasts. Temperature Monitoring: Equipped With A Built-in Temperature Sensor, It Not Only Measures Wind Speed But Also Provides Accurate Wind Temperature Readings, Enhancing Your Understanding Of Environmental Conditions. Multiple Units: Offering Flexibility In Measurement, The Anemometer Allows Users To Switch Between Five Different Wind Speed Units At , Accommodating Personal Preferences And Specific Requirements For Various Tasks. Reliable And Compact: With An Operating Temperature Range Of -10-50c (14-122f) And A Compact Design Of 108x39x20mm, This Device Is Bui