Laboratory stirrer with high speed to support different applications for low to medium viscosity samples. Highly sensitive feedback system keeps the set speed, even with changing viscosity during stir. Maintenance free DC brushless motor. Digital speed indicator for accurate speed setting and confirmation. Noise prevention measures for optimal work environment. More safety-oriented design. Set includes stand, rod, stainless steel shaft and 60mm 4-blade propeller. Speed range 25~1200 rpm.