Size:2000ml/450W Ideal equipment for liquid heating and stirring used in modern oil, chemical, medical and sanitary field, environment protection, biochemistry, experimental analysis and education & research development field How to use: 1. Put in your reaction bulb with solution 2. Adjust rotary stir knob clockwisely to start the equipment. Then the indicator light will light up and the brightness will change according to the position of the pointer 3.Adjust the stirring intensity according to the concentration and amount of the solution 4. Adjust rotary heating knob. 5. Glass/digital thermometers can be used for supplementary Notes: 1. It’s normal if you observe white smoke with machine surface changing into brown during first use. 2. Heating and stirring can proceed simultaneously or alone 3. Make sure to start stirring with slow speed 4. Keep stirring solution from splashing to avoid injury or damage to the machine 5. Keep stirring solution from splashing to avoid injury or damage to the machine 6. Remember to turn off the machine after use
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