The GN302 is a digital anemometer designed for versatile environmental measurement. It captures wind speed, humidity, and temperature, offering accurate results with real-time sampling and multi-unit airflow calculations. Its wide usage spans meteorology, wind energy, HVAC inspection, farming, and marine applications. With a bright LCD screen, fast sampling rate, and user-friendly features like data retention and auto shutdown, this tool is a reliable choice for professionals and enthusiasts. Main Features Measures wind speed, temperature, and humidity with high accuracy Supports multiple units of airflow and speed including CMM, CFM, CMS, m/s, ft/m Equipped with LCD display (9999 max count) and data hold function Displays max/min values, includes Beaufort scale (0–12) and auto shut-off Compact and lightweight, suitable for industrial, agricultural, and environmental use Technical Specifications Model: ANENG GN302 Display: LCD, 4 digits (Max: 9999) Screen Size: 33 × 36 mm Sampling Rate: 5 times/second Wind Speed Range: 0.4 – 30.00 m/s Wind Speed Accuracy: ± (2% + 2) Beaufort Scale: Level 0–12 Humidity Range: 0%–100% RH Humidity Accuracy: ±2% RH Temperature Range: -20.0°C ~ 60.0°C Temperature Accuracy: ±2°C Measurement Units: Knots, km/h, mil/h, m/s, ft/s, ft/m; CMM, CFM, CMS Resolution: 0.01 / 0.1 / 1 Extended Features: Max/Min values, airflow measurement Data Hold: Yes (Display lock) Auto Shutdown: After 15 minutes (can be disabled) Power Supply: 2 × AAA batteries (not included) Dimensions: 17.7 × 5.01 × 3.0 cm Weight: 82g