Advalab Biosafety Laminar Cabinet is built for precision and durability with a high resolution graphical display and advanced eye protection. It has a wind speed range of plus or minus 0.38 to plus or minus 0.025 meters per second and includes a pressure sensor, light bulb, and ultraviolet lamp. https://www.advalab.com/class-a2-biosafety-cabinet/adbc-501