This battery is selling as refurbished product. Dell has stopped making this battery and manufacturer replaced battery cell with new cell, it will work the same as the new battery. you might see some dents on the case, but it will function as new battery.
This is a 9-cell Dell 8M039 laptop battery of high capacity and high quality. With 11.1V and 85W output power, this lithium-ion extended life Dell laptop battery can run smoothly and steadily on Dell 8M039 laptops. And USB Phone World also provides good customer services and warranty to users if they have any questions about the products and usage methods.
Battery Capacity: 85WHr
Battery Cell: 9-Cell
Battery Voltage: 11.1V
Battery Type: Li-ion
Battery Color: Red/Grey
Battery Dimension: 20982.423.9mm
Warranty: 12 Months with option of 3 years warranty