Stirring paddle “top- cross" design, easy to replace the container LCD display of set and actual speed, torque and time (for OS70) Spillage and overload protection safety circuits LCD Digital Overhead Stirrer Self - locking drill chuck, tools free Brushless DC motor for long life, maintenance free Overhead Stirrers are competent for most demanding tasks with guaranteed safety and performance. They are widely used in chemical synthesis, Silicone cover protecting drill chuck from erosive vapor pharmaceutical synthesis, Start/run smoothly, prevent sample splatter or overflow physical and chemical analysis, petrochemical industries, etc. Constant speed despite viscosity change of the sample Speed range Speed display accuracy Time settings range Motor type Speed display Torque display Overload protection display Chuck range diameter Motor input/output power Protection class Permissible ambient temperature and humidity Data interfac