170mAh DC-17 Kinetic MH120AAAL4GC 650-058 Battery for SportDOG FR-200, FR-200A, SD-400, SD-400S, SD-800, Field Trainer 400, 400S, 800, Sporthunter 400, 800, Wetlandhunter 400, 800 Dog Collar Receiver High Capacity Extended Replacement for the Following Battery Model/Part Numbers: DC-17, Kinetic MH120AAAL4GC, MH120AAAL4GC, NH120AAAL4GC, NIC1308, 4SN-1/4AAA15H-H-JP1, 650-058. Compatible with the Following SportDOG Dog Collar Receiver models: Field Trainer 400, SD-400, 400S, SD-400S, 800, SD-800. Sporthunter 400, SD-400, Sporthunter 800, SD-800. Wetland Hunter 400, SD-400, 800, SD-800. FR200, FR-200, FR-200A. 4.8V 170mAh .8Wh Ni-MH Rechargeable Battery Pack. 1 Year Replacement Warranty. MPF Products is a Registered Trademark.