Features: Engineered for efficient temperature control in aquariums and electronics, this USB powered 8cm plastic mesh fan features sturdy clamp (fits <2cm surfaces) and whispers quiet 3600RPM airflows for optimal cooling performances. Adjustable angled design with 5V2A 3A input delivers concentrated cooling to heat prone zones, while plastic construction ensures portability across multiple devices. for enthusiasts maintaining gaming rigs, aquarium hobbyists balancing water ecosystems, and PC builders thermal solution. Application spans freshwater/saltwater tanks, overheated routers, consoles, and other electronics requiring active heat dissipation in confined spaces. This 2purpose cooling tool combines aquarium corrosions resistance with PC component protections, extending equipment lifespans through intelligent airflows management. Specifications: Materials: Plastic Input voltages: 5V2A-3A styles: Three Fan, Two Fan,Single Fan (optional) Size: 8x8x3cm/3.14x3.14x1.18inches Line length: single fan 1.2m, two fan/three fan cable length 1.5m Package Includes: 1set USB Cooling Fan with switches note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.