The Lenovo 90W 20V AC Adapter Charger P/N 42T4426 is a high-quality power adapter designed specifically for Lenovo laptops and IdeaPad models. With a voltage of 20V, this black adapter is compatible with various Lenovo devices and includes a power cord for convenient use. This AC/Standard adapter is a reliable and efficient solution for charging your Lenovo laptop or IdeaPad while on the go or at home.