The Thermo Scientific Cimerec+ Hot Plate Stirrers are designed to provide precise stirring control, exceptional safety, and temperature performance for your routine protocols. They feature the StirTrac innovative engineering for slow-speed stirring, consistent speed control, and strong magnetic coupling. Temperature adjustments can be made in 1? increments for ultimate controls. The HOT TOP warning system is designed to protect from accidental burns with a prominent display when the heating surface is above 50?C.