PowerSmart 14.8V 4400mAh Li-Polymer 65Wh 8 Cell, Replacement for Dell XPS 15z, XPS L511Z Laptop Battery, Compatible part number:0HTR7, 201106, Remarks:The brand "PowerSmart" is our exclusive registered trademark, products trademarked "PowerSmart " are marketed and sold exclusively by power198 Battery Type: Li-Polymer Voltage: 14.80V Capacity: 4400mAh Color: Black Dimension: 235.60 x 94.20 x 10.70 mm || Rate: 65.00 Wh || No. of cell: 8 || Weight: 490.80 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. Grade A cell and premium microchips ensure high quality