he Lab-Line bi-directional MAXI Rotator, model no. 4631, speeds from 0 to 25 rpm and rotates at a 6-degree angle. This model has a loading capacity of 4 lbs. and a temperature range of 4°C to 40°C.Condition: Tested, fully operational, clean, in very good condition, previously-owned, used, with a nonslip white neoprene rubber mat on the stainless steel platform. Sold as is without warranty expressed or implied. Buyer is responsible for determining the suitability of this product for their application.