ROTILABO® test tube shaker, Mini Vortex, 1 unit(s)ROTILABO test tube shaker, Mini Vortex, incl. plug in power supply 12 V and two standard silicone attachments Material: ABS, silicone. Specially designed for low space requirements and mixing small sample sizes by means of a touch function. For small containers with a of up to 30 mm such as test tubes, centrifuge tubes, reaction vials, etc. With fixed speed setting of 4500 rpm Quiet operation with good mixing effect 5 years warranty Delivery incl. 12