The Lenovo 300W 20V 15.0A AC Power Adapter Laptop Charger with a square tip is a high-quality charging solution for Lenovo laptops. Made by Lenovo itself, this AC/Standard adapter is designed to provide the necessary power and voltage for charging. With a compatible model of Lenovo ADL300SDC3A, this charger is a reliable and efficient option for keeping your laptop powered up and ready for use. Made in China, this product ensures durability and compatibility with your Lenovo device.