Experience precise and versatile air speed and temperature measurements with the GM818 Anemometer, designed for accuracy and ease of use in various environments. This compact and lightweight device features a sensitive 6-leaf wind wheel with a low friction bearing design, ensuring stable and reliable data collection for both professionals and enthusiasts. Equipped with multiple unit conversions and a clear LCD backlight screen, the GM818 is an essential tool for monitoring airflow in homes, offices, vehicles, and outdoor activities such as sailing and navigation. Key Features: · Multiple Air Speed Unit Conversions: Easily switch between five air speed units including meters per second (m/s), feet per minute (ft/min), miles per hour (mph), kilometers per hour (km/h), and knots for versatile measurement options. · Dual Temperature Unit Conversion: Quickly toggle between Celsius (℃) and Fahrenheit (℉) to suit your preference or regional standards. · High Sensitivity Wind Wheel: The 6-leaf wind wheel with low friction bearing design provides accurate and stable air speed readings with minimal resistance. · Clear LCD Backlight Display: The bright backlit screen ensures clear visibility of measurement results even in low-light or dark conditions. · Protective Soft Rubber Holster: Designed with a non-slip soft rubber holster to safeguard the device from impacts and enhance grip during use. · Wide Application Range: Ideal for measuring air speed and temperature in various settings including homes, offices, cars, air conditioning systems, exhaust fans, sailboats, and navigation equipment. Specifications: · Model: GM818 · Air Speed Range: 0-30 m/s, 0-90 km/h, 0-5860 ft/min, 0-65 mph, 0-55 knots · Air Speed Resolution: 0.1 m/s, 0.3 km/h, 19 ft/min, 0.2 mph, 0.2 knots · Air Speed Accuracy: ±5% · Air Temperature Range: -10℃ to 45℃ (14℉ to 113℉) · Temperature Resolution: 0.2℃, 0.36℉ · Temperature Accuracy: ±2℃, ±3.6℉ · Thermometer Type: NTC Thermometer · Current Consumption: Approx. 3mA · Operating Humidity: ≤90% RH · Storage Temperature: -40℃ to 60℃ (-40℉ to 140℉) · Power Supply: CR2032 3.0V battery (not included) · Item Size: 50 x 22 x 112.1 mm (1.97 x 0.87 x 4.41 in) · Weight: Approx. 97g (3.4 oz) Package Includes: · 1 x GM818 Anemometer The GM818 Anemometer combines precision, durability, and user-friendly features, making it the perfect instrument for accurate air speed and temperature measurements in a variety of professional and personal applications. Its compact design and protective holster ensure reliable performance and convenience wherever you need it.