LENOVO 45 Watt AC-Adapter 2P

The Lenovo 45N0292 is a 45 W AC adapter for ThinkPad notebooks, with a Slim Tip connector. It converts mains power to 20 V DC at up to 2.25 A, providing power for notebook use.

Compatible devices listed include ThinkPad Helix (Type 3xxx) and T4301s 2013. It is also specified for Lenovo notebooks using the Slim Common Power Plug, so check that your notebook matches the listed connector and device details.