High Precision Measurement: The BTMETER Wind Speed Wind Volume Anemometer is designed for accurate and reliable readings, making it an essential tool for professionals and enthusiasts alike. Intelligent Design: Featuring an intelligent interface, the BTMETER Handheld Air Volume Tester allows users to easily navigate through settings and access real-time data with just a few clicks. Versatile Applications: Perfect for various uses, this Digital Anemometer is ideal for HVAC professionals, meteorologists, and outdoor enthusiasts who require precise wind speed and air volume measurements. User-Friendly Operation: The ergonomic design of the BTMETER Wind Speed Wind Volume Anemometer ensures comfortable handling, while the clear digital display provides easy readability in any lighting condition. Portable and Durable: This Handheld Air Volume Tester is compact and lightweight, making it convenient for on-the-go measurements, while its robust construction ensures long-lasting performance in challenging environments. Colour:Black Material:ABS Package Contents: 1PCS x Anemometer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.