This charging dock is specially designed for charging your switch controllers. Can charging 4 controllers simultaneously .This charging docks safety features include over-current and over-voltage protection, making it possible to load up on power while enjoying ultimate peace of mind. No damages on the controllers if you leave them on the charging dock when they are fully charged.This Joy-con charger for switch features with intelligent LED indicator can indicate charging status for each one. Allows you check charging status at a glance. Charging: Red; Charged: Green; Standby: GreenThis charging station needs to be used with the original base of the gamepad.Easy slide-in design connects each switch to charge. Allows you to Slide in & out the joy-cons without unlock button. Its weighted base and four anti-slip rubber feet for stability, also can be used as a storage dock when not in use.A reliable, high-quality joycon charger that runs perfectly to charge your switch.