The StirMantle adds electromagnetic stirring capability to the Series TM heating mantle for spherical flasks. This unit is ideal for continuous distillations. Heating and stirring are independent; choose either or both. Temperture range: up to 752°F (400°C). Stirring Speed Range: 100 to 1850 rpm. Speed is easily adjusted by a single dial on the StirControl (included). The StirControl connects to the StirMantle by cord, so it may be placed outside corrosive hood atmospheres and is easily accessible.