The Lenovo FRU00HM624 is a laptop AC adapter, also identified by part number 00HM624. Its 45 W output at 20 V DC is intended to power a compatible notebook.
It has a three-pin Slim Tip connector, as identified by the distributor, and the product code is marked WW, ACB. Check that this connection and output match the notebook before choosing it.
The listed package includes a 0.5 m power cord, which connects the adapter to an electrical outlet for mains-powered laptop use.
This adapter is a suitable replacement when the notebook requires the specified Lenovo 45 W, 20 V DC adapter with a three-pin Slim Tip connection.