Fisher Isotemp digital heat block dry plate dri-bath incubator 88860021

used good working Fisher Isotemp DryBath Standard digital heat block model 88860021. with one block that holds up to 6 of 20mm diameter tubes. the temperature regulator works fine- the temp set up correspond to temp measured by thermometer (not included). If not satisfied. You can return this item within 30 days for a full refund minus shipping. Lot con3/5leftop