Thermo Scientific Cel-Gro Tissue Culture Rotator is used for mixing of the test tube contents to obtain optimum culture results. The maintenance free brush-less mortar rotates in a gentle motion to provide a homogeneous mix. Powder-coated stainless-steel outer body offers corrosion-resistant and high durability. The base adjusting screws permits elevation angle adjustment. The pilot light indicates the units on mode. The rotator operates for cultivation, in standard incubators and controlled temperatures. Dual drum consists of fixed rotating speed and angle where as the single drum displays an adjustable speed from 12 to 70r pm and rotating angle of 5° - 90° for mixing of test-tube contents.