Dell 86D0Y is an internal lithium-polymer battery for compatible Dell notebooks. Its three-cell design fits inside the laptop, providing power when you use the computer away from an outlet.
The battery is rated at 57 Wh, with a charge capacity of 4878 mAh and an output voltage of 11.4 V. These figures describe its electrical specifications; actual runtime depends on the notebook and how it is used.
The listed compatible models are Dell Latitude 13 (7340), Latitude 13 (7350) 2024, Latitude 14 (7440), Latitude 14 (7450), Latitude 14 2-in-1 (7440), Latitude 16 (7640) 2023 and Latitude 16 (7650). Check the model and configuration to identify whether this replacement battery is suitable for your notebook. Its internal format is intended for installation in the computer, rather than connection as an external power bank.