For small N-S (Joy-Con) controllers, the Dobe TNS-0122 6-in-1 Charging Dock charges both left and right at the same time. A feature of the product It is possible to charge four tiny N-S-Joy-Con-L/R controllers at once; This product has a USB 2.0 male input port that can be plugged into the original base USB female port; the left rear of the product has a USB 2.0 female port with a USB 2.0 data transmission function; this USB 2.0 output port can be connected to an N-S wired controller; To significantly enhance product safety performance, it employs an intelligent MCU control circuit and has self-recovery insurance for the input port in addition to over-current and short-circuit protection features; Both red and green charging indicators are included with this product; the red indicator illuminates when charging.