Ika-shaker-lab-dancer attractively designed, test tube shaker. Designed for mixing small test samples with a touch function. Small, compact and reliable for small containers up to 30 mm in diameter, e.g. Test tubes, centrifuge tubes, eppendorf beakers fixed speed (2800 rpm) excellent mixing action the upper casing and the test tube surface are made from inert plastic. The bottom section is a coated, zinc die-casting includes light 12 v power pack set