Digital Anemometer Biaozhi GM816 Portable Wind Speed Measuring Instrument Orange English Version 0.3-30 m/s Range ±5% Accuracy 105x40x18 mm 0.15 kg 3V Battery
Biaozhi Digital Wind Speed Meter Portable Anemometer with 0.3-30 m/s Range

Accurate air movement measurement is essential for HVAC technicians, ventilation engineers, and anyone who needs to check airflow in workspaces or outdoor settings. The Biaozhi GM816 digital anemometer provides a reliable wind speed reading from 0.3 to 30 metres per second with a resolution of 0.1 m/s and accuracy of ±5%. Its compact orange casing measures 105 x 40 x 18 mm and weighs only 0.15 kg, making it easy to carry on site. Powered by a 3V battery, this handheld instrument gives you clear, practical data without fuss. The model comes in English packaging, ready for immediate use.
Features and Construction

The GM816 is built for straightforward operation and dependable readings. Its design focuses on portability and clarity, with a simple interface and durable exterior.
Material and Build
The orange plastic casing is lightweight and practical for daily use on construction sites or in service vehicles. At just 0.15 kg, the anemometer is comfortable to hold over extended periods. The compact shape fits easily into a pocket or toolkit.
Size and Practical Fit
With dimensions of 105 x 40 x 18 mm, this device is similar in size to a small marker pen. It slips into a shirt pocket or side pouch without adding bulk. The orange colour helps spot it quickly among other tools.
Uses and Placement

This anemometer suits a range of professional and DIY tasks that require air speed measurement. Its portability means you can take it anywhere and get instant readings.
Event or Professional Use
HVAC engineers and facility managers can use it to check air handler output, duct velocities, or ventilation effectiveness. The ±5% accuracy provides confidence in system balancing or troubleshooting reports. Outdoor workers may also find it useful for assessing wind conditions on site.
Everyday Home Use
Home users can measure draughts around windows and doors, check fans or extractors, or simply satisfy curiosity about the breeze in the garden. The straightforward operation requires no special training.
Benefits and Buying Value

A simple, functional anemometer saves time and guesswork when you need to know air speed. The GM816 offers clear specifications at a practical size.
Reuse and Low Maintenance
With only a 3V battery for power, there are no charging cables or complex electronics to manage. The sturdy plastic casing withstands regular handling. Store it dry, and it is ready whenever you need it.
Why Choose This Product
The combination of a wide measurement range (0.3-30 m/s), fine resolution (0.1 m/s), and compact format makes the Biaozhi GM816 a sensible choice for anyone who needs a portable wind speed meter. It delivers the essential feature set without extras that increase cost or complexity.
