Premium 14.8V 40Wh Battery: Dell 40Wh standard rechargeable Li-ion battery type XCMRD 14.8V, designed for Dell laptop battery XCMRD, Dell Inspiron 15 3000 series battery, and Latitude 3540 battery. Ensures long-lasting performance and durability. Battery type: 4 Cell Li-Polymer; Capacity: 40 Wh and 2600 mAh; Voltage: 14.8V; Grade A Battery Cell: Our Dell laptop battery 40Wh XCMRD uses premium Grade A Battery cells. Ideal for Dell Inspiron 15 battery 40Wh, Dell Inspiron 3521 battery, and Inspiron 14 3452 battery. Fit Part number: MR90Y N121Y G35K4 MK1R0 YGMTN G019Y 0MF69 6HY59 4DMNG 8RT13 8TT5W 68DTP 6XH00 9K1VP VR7HM V1YJ7 W6XNM 312-1390 6K73M 24DRM 312-1387 312-1392 312-1433 451-12107 451-12108 49VTP 4WY7C 6KP1N DJ9W6 FW1MN G35K4 PVJ7J T1G4M V8VNT X29KD XRDW2 YGMTN UL Tested: This Dell type MR90Y battery passes UL testing, providing a safe and reliable power solution for Dell XCMRD battery 40Wh 14.8V, Dell Inspiron 15 battery XCMRD, and Dell 65Wh MR90Y battery. Compatible With D