4 * 120 mm x 25 mm Computer Fan with AC Plug, AC 100-240V Speed Control Fan,for Cabinet Computer PC Case Chassis Server Workstation Greenhouse Amplifier Pet Box Cooling DIY

4* 12cm DIY Simple Ventilation FanThe design is simple and easy to use. Even without installation, it can be used as two dual fans to ventilate different areas. In addition, connecting and installing four fans can greatly increase the airflow. The DIY simple ventilation fan can expand the airflow range and improve versatility by installing four fans
Variable speed controlThe 12cm fan is equipped with a AC 100-240V speed regulator that can flexibly adjust the airflow according to the cooling object equipment and the surrounding environment
Double-sided iron meshBoth sides of the fan are equipped with iron mesh covers to effectively prevent hand injuries and foreign objects from entering
US plugCompatible with AC 100-240V, plug and play, no conversion required. Easy to use
Wide Range of ApplicationsSpecially designed for heat dissipation in electronic devices such as external hard drives, routers, servers, amplifiers, incubators, pet cages, audio-visual equipment, smart terminals, PCs, PS4 game consoles, etc., to prevent malfunctions and load issues caused by overheating. Suitable for outdoor scenarios such as greenhouse fans and car camping, with multi-scenario applicability