Without heating. With non-mechanical, electronic induction drive, 100 % wear-free and maintenance-free. Ideal for batch series stirring. Choice of 6-place, stirring position models which can stir up to 6 x 1000 ml. Erlenmeyer flasks or 15-place models for up to 15 x 250 ml (high form) or 8 / 12 x 600 ml beakers (high form). Digital stirring speed display and soft-start function. With 4 adjustable power level stirring speeds (5 W to 20 W). Easy to clean, hermetically sealed casing which can be washed under running water, ultra flat, space-saving profile and 100 % synchronous speed control in all stirring positions. SoftStart. 3 years warranty, Made in Germany.