This vintage Atari STM1 rollerball mouse is a must-have for any retro computing enthusiast. With its two-button design, it's perfect for navigating your favorite Atari games and applications. Made specifically for Atari computers, this mouse is both compatible and reliable. Its serial number, X5045136618, adds to its collectability and appeal. Whether you're a collector or simply want to relive the glory days of computing, this vintage mouse is a great addition to any collection.