Yangshe 40 Pack Wired Mouse Bulk USB 1000 DPI 3 Button Corded Mice

40 PACK BULK MOUSE SET: Includes 40 black wired USB computer mice, each with 3 buttons and a scroll wheel; enough quantity Compatible with offices, schools, classrooms, and home workstations NOISELESS CLICK DESIGN: Silent wired mouse reduces clicking noise, allowing you to work or study quietly without disturbing others around you PLUG AND PLAY COMPATIBILITY: No drivers or software needed; this corded USB mouse works with Windows 7/8/10/XP and Compatible with laptops, computers, desktops, and notebooks COMFORTABLE SIMPLE DESIGN: Compact 3-button layout with raised shape keeps your hand relaxed, reduces fatigue, and takes up little space on your desk STABLE WIRED CONNECTION: 1000 DPI optical tracking with a long USB cable offers smooth, delay-free scrolling and no battery changes needed