Specifications:*Applicable scope: for PS4 Pro console*Working voltage: DC 5V*Big fan: DC 5V, 0.12A, rotating speed 500010%RPM*Small fan: DC 5V, 0.11A, rotating speed 6000±10%RPM*Product material: ABS*Product size: approx. 295*53*52mm*Connection way: USBOperation Instruction: *Connect the power cable well.*Start the fan through turning to “ON”, it is in manual gear, its “L” gear is low speed, and “H” gear is for high speed.*Enter into the automatic mode through turning to “AUTO” gear, it will start to work when the temperature is rising within ten minutes, and stop to work when the temperature decreases about 38℃. It is the same, “L” gear is for low speed, “H” gear is for high speed.*If some fan is not working while it is on, please turn to “OFF”, and to “H”, then turn to “ON”.Attention:*Make sure the input voltage is the stable and standard DC 5V, its output current need to be over 1000mA.*Please check if all accessories are good before using.*Make sure all are connected well before it is connected the power.*Take out this entire product from the console while no using it for a long time.*Do not store or use this product in humid environment.*Stop using this product if its included cable is hot.*Send this product to the professional to handle not disassemble it by yourself, if it is rain, soaked, or fallen.*Do not put this product in high temperature or throw it into fire.*Do not use chemicals to clean this product, sharp articles to scratch it, or press this product hard or fall this product.Package includes:*1 x cooling fan*1 x USB cableCompatible with:*Sony PS4 Pro onlyBrand:*OSTENT. A quality product by OSTENT.