HP N59787-001 is a lithium-ion replacement battery for HP laptops, intended to restore portable power when the installed battery needs replacing.
It stores 56 Wh of energy and has a charge capacity of 4840 mAh. Its three-cell design and device-specific format identify it as a laptop replacement component rather than a general-purpose battery pack.
For a compatible HP laptop, these specifications help identify the spare part by chemistry, cell count and capacity.