The Logitech 904369-0403 TrackMan Cordless Optical Mouse is a sleek black trackball mouse with wireless connectivity using a USB transceiver. It features programmable buttons and optical tracking method, making it a versatile and efficient choice for computer users. With 8 buttons and a comfortable design, this mouse is perfect for navigating through applications and websites with ease. Made in China, this Logitech mouse combines functionality with a modern design, ideal for both home and office use.