Keeps electronic devices cool in home offices, entertainment centers, or any setup where overheating is common, helping extend device life and maintain performance. USB powered temperature controlled fan with three adjustable speeds and an 8 cm diameter design for efficient cooling of electronics. Automatic temperature sensing activates at preset thresholds, ensuring devices such as computers, routers, and game consoles stay cool without manual intervention. Compatible with computers, routers, game consoles, and other USB powered devices; suitable for desks, cabinets, and entertainment centers. Use scenarios 1) Home office: near a PC, monitor, and router to reduce heat buildup 2) Entertainment center: in an AV cabinet with a streaming device, set box, and game console 3) Small network cabinet: cooling for a router and switches in a compact space Performance and design notes Compact 8 cm form factor fits tight spaces under desks, in media cabinets, or near routers USB powered for easy connection to a PC, USB hub, or power adapter Automatic temperature sensing provides unattended cooling without user intervention Why this matters Reduces risk of overheating related throttling and instability, supporting longer, more reliable operation of common home electronics