Aykay AM-4201 Digital Anemometer

GENERAL SPECIFICATIONS Display 18mm (0.7") LCD (Liquid Crystal Display), 3 1/2 digits. Temp. Sensor * AM4202 only Naked-bead type k thermocouple probe. Measurement m/s (meters per second), km/h (kilometers per hour), ft/min (feet/per minute), knots (nautical miles per hour), Temp.- ℃,℉ (AM-4202 only). Data hold. Power Supply DC 9V 006P, MN1604(PP3) battery (Heavy Duty Type) or equivalent. Power Consumption Approx. DC 9 mA. Weight 325 g/0.72 LB (including battery). Operating Temp. 0 ℃ to 50 ℃ (32 ℉ to 122 ℉). Dimension Instrument : 168 x 80 x 35mm (6.6 x 3.2 x 1.2 inch) Sensor Head : Round, 72 mm Dia. Operating Humidity Less than 80 % RH. Air Velocity Sensor Structure Conventional twisted vane arms and low-friction ball-bearing design. Standard Accessories Instruction Manual Sensor probe Carrying case ELECTRICAL SPECIFICATION ( 23 ±5 ℃ ) A. Air velocity Measurement Range Resolution Accuracy m/s 0.4-30.0 m/s 0.1 m/s ± ( 2%+0.2 m/s ) km/h 1.4-108.0 km/h 0.1 km/h ± ( 2%+0.8 km/h ) ft/min. 80-5910 ft/min. 10 ft/min. ± ( 2%+0.4 knots ) knots 0.8-58.3 knots 0.1 knots ± ( 2%+40 ft/min ) Note: m/s - meters per second km/h - kilometers per hour ft/min - feet/per minute knots - nautical miles per hour