Battery Specification: Capacity: 62Wh/4200mAh; Voltage: 14.8V; Battery Type: Lithium-ion; Cells: 4-Cell; Perfect replacement for your laptop battery with reliable performance Long-Lasting Performance: Built with high-density lithium cells, this laptop battery supports over 1,000 charge cycles, ensuring long-lasting and efficient use for extended periods Compatible Models: Work with Dell Inspiron 14/15 3000 5000 series, Inspiron 17 5000 series, and more. For a full list of compatible models, please refer to the product description Compatible Part Numbers: Compatible with M5Y1K, GXVJ3, HD4J0, VN3N0, P51F, WKRJ2, P47F, P52F, P64G, 451-BBMG, K185W, 78V9D, 6YFVW, and others. Full part list in product description Multiple Protection: Equipped with advanced IC chip for smart temperature control and protection against overcharging, overvoltage and more, ensuring safe and reliable performance What You Get: Package includes the laptop replacement battery, instruction manual and friendly