brand new and high quality Product function introduction 1: The new for smart base cooling fan can reduce the working temperature of xbox-series s machines and equipment, which can effectively reduce the temperature of the host, improve the performance of the host, and reduce power consumption 2. Using a for touch switch, the base fan USB cable is inserted into the USB port on the back of the host, and the host is directly turned on when it is plugged into the host. With on/off the fan, for touch the switch button, the for touch switch position is open and the indicator light is blue, and the for touch switch can be touched. Turn off the fan and turn off the indicator light to keep it functioning normally and increase the operating life; 3: Upgraded cooling fan: Built-in 2 newly designed high-speed cooling fans. Don'for t worry about your machine overheating; 4: The for touch switch is used to turn the fan on and off; 5: There are 2 USB ports on the front of the product, which can be used for external devices. The USB ports are not controlled by the for touch switch. When the fan is powered on, the base cooling fan USB port can be powered normally Specification: Support Usb output 5v/2A Fan 4800 rpm Quantity: 1 Pc Precautions 1. During use, please place this product on the table or in a well-ventilated place. 2. This product is a cooling base fan, please do not block any surface ventilation parts during use. 3. Do not insert anything (especially metal parts) into the heat dissipation hole. Otherwise, the fan or circuit in the bracket may be damaged and cause damage. Products include: 1 x cooling fan Note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!