This is a replacement power jack socket input charging port connector designed for select Lenovo laptops. It is compatible with various models, including the Ideapad L340-15IRH, 330-15ICH, 330-17ICH, Legion Y545, Y540-15IRH, Y540-17IRH, Y740, Y740-15IRH, and Y740-17ICHg. The package includes one piece of the power jack socket. It is used to connect the power supply to the laptop, allowing for charging and power transfer. The component is suitable for repair or replacement of damaged or faulty charging ports on compatible devices. Proper installation ensures reliable power connection and device functionality.