Special design for your original Nintendo Switch Dock. Simply plug it into the back of the original dock, and power from a USB port on the console without additional power. The product includes three fans that can help you quickly and effectively reduce the temperature of the N-switch game console. With Turbo/Normal/Off you switch the working mode. Normal speed for proper gaming, turbo speed for really heavy games and hardcore players. Control is done via the USB port on the dock. Compatible with NS Switch. Description: Designed for Nintendo Switch Original Dock Built-in 3 fans with turbo / normal / off switch Takes power from a USB port on the switch Fits seamlessly to the switch dock and works smoothly How to use: 1. Place the product on the original N Switch stand and plug the USB power cable into the USB output interface of the stand. 2. Turn the main switch to the slow or fast gear, and the fan starts to work normally. Package includes: 1 x Nintendo Switch Fan with USB Cable