Thermo 88880027 Digital Heating Drybath 50ml centrifuge tubes block

used working Thermo Digital Heating Drybath Thermo model 88880027. the block accepts up to 6 of 50 ml microcentrifuge tubes. the temp set up corresponds to temperature reads by Fisherbrand traceable thermometer (not included). I am selling thus unit as dry block only. no shaking observed. The. lot con3/1right