65Wh Battery For Inspiron 17-5748 Inspiron 17-N3721 9K1VP DJ9W6 FW1MN MK1R0 MR90Y N121Y 312-1392 Notebook -  -  - Battery Type: Li-ion, Battery Volt: 11.1 V, Capacity: 65Wh, Battery Color: Black, Condition: 100% New, Warranty: 12 months