5N1250SCRE: 6.0v 1250mAh rechargeable Ni-Cd battery insert for Dremel Freewheeler tool.  Dimensions: approximately 2.75" across x 1.7" deep x 1.25" tall.  Made with 5 heavy-duty rechargeable NiCd cells, 4/5 Sub-C size.  Configured like the original battery cluster, and solders into place*