Lee Industries 200L Portable Tank model 200LDBT is a stainless steel mixing vessel designed for biotech and pharmaceutical applications. It includes a Lightnin Biotech agitator model B4G08F with a Siemens digital display for speed control. The unit is mounted on a wheeled stainless steel frame for portability and includes a stainless steel work table with control panel. Serial No.: C2409D. Manufactured: 1996.