Switch Hub Dock, USB Hub for Nintendo Switch with 4 Output Ports (Does not work with keyboard and mouse)

【COMPATIBLE MULTIPLAYER GAMES】 - If you are short on USB ports on the switch, you can choose it. When you play Nintendo Switch Just Dance, Super Smash Bros, Super Mario Party, Mario Kart Deluxe, Snipperclips Plus, Overcooked with friends, you can charge several wired pro controllers or Switch Controller Adapter into this hub adapter at the same time.
【HIGH-SPEED USB 2.0 DATA TRANSMISSION】 - Use a high-speed USB 2.0 data transmission hub processor chip. You can insert the included data cable into the USB 2.0 interface of the original Switch dock.
【EXPAND USB OUTPUT PORTS】 - This is a powered USB hub so you don't have to worry about blowing out your switch dock USB ports as when plugged into a 2 amp USB charger it will take power from the USB charger and not the switch so you can have 4 wired controllers with rumble on with no problems. It also can charge your mobile phone such as galaxy s9.
【KEEP SWITCH DOCK MORE STEADY】 - The original Nintendo Switch dock will be placed more steadily once it is installed. The external power interface adopts the design of a Micro USB interface, which is more convenient for users to match the power supply.
【WARM TIPS】 - If the current of external equipment≤1.4A, do not need an external power supply. If the current of external equipment is≥1.4A, use 3 or more than 3 controllers at the same time. We need to use the external power supply. Do not use the power adapter with a voltage over 5.3V.