The Industrial grade Metrix Plus - 1.5 V Digital Anemometer device can be used to check air conditioning & heating systems, measure air velocity, wind speed, temperature, etc. An automatic on & off feature has been added to increase the 1.5 V Digital Anemometer's power efficiency. The automatic on and off timer can be set by the user between 0-9 minutes. The Data Hold function provided in the Digital Anemometer can store up to 24 groups of data. The Low-friction ball-bearing design of the Metrix Plus - 1.5 V Digital Anemometer allows free vane movement. The device can provide an accurate reading of air velocities and temperatures. Product Specifications: Manufactured by: Metrix Plus Country of Origin: India Product Code: AVM 05 Product: 1.5 V Digital Anemometer Display: 13 mm (0.5'') 4 digits LCD Air Temperature Range: 0 - 60 °C / 32 - 140 °F Air Temperature Accuracy: 0.5 °C / 0.9 °F