Type EN Certified Biological Safety Cabinet class II Type A2 Airflow Volume (Inflow) 490m³/h (289cfm) Airflow Volume (Down flow) 65%: 910 m³/h (536cfm) Airflow Volume (Exhaust) 35%: 490m³/h (289cfm) Filter ULPA Filter – 2 pcs, filtration efficiency for 0.12um particles≥99.9995% Max Opening 500 mm Tested Opening 200 mm Work Surface Height 750 mm UV Lamp 30 W LED Lamp 14Wx 2 Illumination ≥1000 Lux https://www.biolabscientific.com/Biological-Safety-Cabinet/c/1700