Feature: Product ( 1) This charger is suitable for switch joy-con and switch pro handle, and the charging power needs to meet 5V=2A. (2) 4 switch joy-con handles, or 2 switch pro handles, or 2 switch joy-con handles plus 1 switch pro handle can be charged at the same time. (3) The charging adopts the USB interface in-line charging. The length of the USB charging cable is 0.8 meters. This charger has 6 indicator lights. When charging the ns handle, the blue light will turn on, and it will turn green when fully charged. The green light turns on when charging the pro handle and turns off when fully charged. (4) This seat is charged with a current limiting protection function. After the handle is fully charged, it will automatically power off to protect the handle.