The Lenovo IBM ThinkPad T42 is a reliable notebook/laptop with a 15-inch screen size and a maximum resolution of 1366 x 768. Powered by an Intel Pentium processor running at 1.7GHz, this black laptop has 1.5GB of RAM and a Mobility Radeon 7500 GPU. While it does not come with an SSD or battery, this confirmed working laptop is ideal for users looking for a sturdy and efficient computing device. Please note that the operating system is not included, providing a clean slate for custom configurations.