link to BTMETER Digital Wind Speed Anemometer Handheld, Wireless Bluetooth Vane Anemometer Meter for Wind Chill, Speed, Temperature Monitor BT-100APP

BTMETER Digital Wind Speed Anemometer Handheld, Wireless Bluetooth Vane Anemometer Meter for Wind Chill, Speed, Temperature Monitor BT-100APP

【Multifunction Pro Anemometer】 Wind Speed, Temperature, Wind Chill and Battery Power in one LCD display. Digital Anemometer Handheld measure wind speed in 5 units: m/s, km/h, ft/min, knots, mph....