OEM Standards Manufacture: Real capacity 11.4Volts=42Wh 3500mAh. Same manufacture standards as the original WDX0R batteries for Dell Inspiron 15 5000. Provide up to 600+ charging cycles and support fast charging with overcharge and discharge circuit protection Replacement Battery Model: Replace for WDX0R, WDXOR, 0WDX0R, YRDD6(Not for 5580), 3CRH3, CYMGM, C4HCW, 0C4HCW, FW8KR, FC92N, P69G, P69G001, P58F001, P58F, T2JX4, Y3F7Y, 0Y3F7Y, and 8YPRW 42Wh li-ion rechargeable batteries