Answer Cooling fan with temperature sensor for Switch dock

Equipped with a powerful fan in a small body A powerful exhaust fan draws in internal heat from the heat exhaust port on the top of the Switch body and efficiently discharges the heat of the Switch body to the outside.Easy to install Insert the fan between the Switch body and the dock and connect the included USB cable to the USB port of the Switch dock for power supply.Comes with a non-slip pad that can be firmly fixed. It's small size makes it convenient to carry around as well as use it at home.Fan rotation speed and ON/OFF switch are operated with a button You can easily increase or decrease the wind force (rotation speed) by pressing the button on the fan itself. In addition, the numerical value of the temperature sensor is displayed digitally alternately.Since the power supply of the Switch main unit and the power supply of this product are not linked, please operate the ON / OFF operation with the button of this product.