OTraki USB Fan 120 mm Plastic Grid 3 Speeds Adjustable Black Silent with Two DC Female to Adapters, Black, Ideal for Router, TV, DVR, PC Case

【120MM COOLING FAN】This 12 x 12 x 1 cm OTraki USB fan is equipped with a 3-speed adjustable switch to meet your different cooling needs. Compact and powerful, it protects your devices and extends their service life. 【L/M/H Speed Switch】This fan offers 3 speed levels: 1000/1250/1500 RPM with air flow rates of 50/53/56 CFM. Choose the power according to your needs, with a noise level of 25.6 dB to 32.5 dB for discreet use. 【USB Powered】Perfect for cooling PC, laptop, TV box, receiver, AV cabinet, PS4, projector or router. This fan plugs into any USB port. (Not recommended on USB hub not powered.) 【Multiple Protection】The metal grid on both sides protects your fingers and cables from blades. The protective glue in the corners strengthens the wear resistance and prevents breakage for safe use. 【High Quality and Compact Design】 Its black metal grid is anti-rust and does not fade. Equipped with durable high quality bearings, this 12cm fan fits perfectly in tight spaces while providing reliable cooling performance.