Biolab Biological Safety Cabinet Class II Series is engineered specifically for laboratory operations that require user and product protection. Operates with a negative air pressure for personnel protection and HEPA filtered laminar airflow for product protection. Suitable for microbiological and research applications that do not involve radioactive substances and toxic contaminants. - 11-inch touch color display screen: touch operation, real-time more clear and dynamic display of various values of the safety cabinet, and has the function of appointment timing - Power-on password can be set to prevent unrelated personnel from mis-operation - Automatically adjust the wind speed - With power-off memory function, the state before power-off is restored after power-on, and there is a visual prompt alarm.