It can blow away harmful soldering fumes. One button starts, two wind speeds. Percool with the low-speed wind to prevent chip misalignment Double-sided metal feet to prevent the fan from stick close to the desktop and cause the fan to overheat and be damaged. Fast cooling with high-speed wind takes only 10 sec. 5V Type-C input. Maximum speed 10000rpm. Aluminum alloy frame. Acrylic panel. High-strength support. Easy to clean.