The Centon Memory Power 512MB DDR Laptop RAM Memory is a high-quality memory module designed for laptops. With a total capacity of 512 MB and form factor of DIMM, this DDR1 SDRAM module is perfect for boosting your computer's performance. Made in the United States, this RAM is reliable and efficient, offering a bus speed of PC-2100 (DDR-266) for smooth operation. Upgrade your laptop's memory with this Centon RAM module to enhance overall functionality and speed.