Digital Wind Speed Meter WSM-101

Features:
100% brand new and high quality.
Measure wind speed and temperature.
High precision pressure sensor.
Quick response, external thermistor.
Wind speed reading.
Wind speed unit: ms, Kmh, ftmin, Knots, mph.
FPM (foot per minute, ftmin ): 160
Resolution Ratio: 19.6 ftmin
Currentmaxaverage wind speed reading.
Temperature display in °F°C.
Wind temperature range: -10 – 45°C (14-113°F)
Data hold function.
Automanual power off.
Powered by a 9V battery.
Specifications:
Air Velocity:Range: 0 – 30ms, 0 – 90kmhr, 0 – 5860ftmin, 0 – 65mph(±5%), 0 – 55Knots
Resolution: 0.2°C, 0.2ms
Auto power off 14 minutes without any operation
Accuracy: ±5%
Air Temperature:
Range: -10 – 45°C, 14 – 113°F
Resolution: 0.2°C, 0.36°F
Accuracy: ±2°C, ±3.6°F
Thermometer: NTC Thermometer
Operating Temperature: -10~ 45°C (14~113°F)
Power Supply: one 9V 6F22 battery
Operating Humidity: less than or equal to 90%RH
Storage Temperature: -40~60°C, -40~140°F
Current Consumption: About 3mA
Item Size: 52.5×35.5×160 mm
Weight: 187g (including battery)