Extech Mini Thermo Anemometer with Compass

No need to carry multiple instruments in the field Pocket-sized meter folds up to protect screen and sensors. Built-in compass provides wind direction with head, cross, and tailwind calculations. The meter combines a vane anemometer, thermometer, hygrometer, and compass into one ...No need to carry multiple instruments in the field Pocket-sized meter folds up to protect screen and sensors.

Built-in compass provides wind direction with head, cross, and tailwind calculations. The meter combines a vane anemometer, thermometer, hygrometer, and compass into one small package. Scroll through real-time data or use the hold key to preserve a data point.

The delta-T function displays air temperature minus dew point, and the max function recalls the highest wind velocity reading over time. Auto power-off saves battery life, but can be disabled for long-term monitoring. lanyard and one CR2032 lithium-ion button battery.