BTMETER BT-100 Handheld Digital Anemometer,0-30 m/s Wind Speed Meters, Wind Speed Sensor for UAV ，Wind Chill, Surfing Shooting

BTMETER BT-100 Handheld Digital Anemometer,0-30 m/s Wind Speed Meters, Wind Speed Sensor for UAV ，Wind Chill, Surfing Shooting

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