Sper Scientific, Ltd. Anemometer / Thermometer
The Sper Scientific 840003 Anemometer/Thermometer is a compact, handheld instrument designed for measuring both air velocity and temperature. It features a large, easy-to-read dual display that simultaneously shows air speed and temperature readings. The device offers selectable units for air velocity (m/s, ft/min, knots, km/h, mph) and temperature (°C/°F). It is equipped with a data hold function, min/max memory, and an auto power-off feature to conserve battery life. The 840003 is suitable for HVAC, environmental monitoring, and other applications requiring accurate airflow and temperature measurements. The unit is powered by a standard 9V battery and comes with a protective carrying case.