9 CELL Replacement Laptop Battery for Dell Latitude E5420 E6430 E6520 E6530 E5420m E5430 E5520 E5520m E5530 E6420 YKF0M Battery Type: Lithium-ion (Li-ion) | Voltage: 11.10V Capacity: 6600mAh | Color: Black Dimension: 214.00 x 71.40 x 21.00 mm Rate: 74.00 Wh | No. of cell: 9 | Weight: 442.00 g Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device.