Anemometer Handheld Wind Speed Meter,Cup Style Wind Meter Tracker for Measuring Wind Velocity/Temperature with Compass,CFM Wind Volume Velometer for HVAC Shooting Drone(INFURIDER YF-881M)

"Handheld Cup Anemometer, YF-881M Wind Speed Meter Package Included: 1 * 881M Cup Anemometer2 * 1.5V AAA Battery1 * Protective Bag1 * User Manual Max/ Avg/Current wind speed measurement ℃/℉ Switchable LCD Backlight 4 Wind speed unit in m/s, km/h, mph, Knots switchable.

Compact Wind Gauge; Easy-to-Use ​​Built-in compass on top, can do direction test accurately.

Composed of 4 uniquely designed wind blades, wind speed data can be accurately measured even under slight winds."