【Magnetic Charging Grip】Features a convenient magnetic charging function for effortless attachment and charging of Joy-Con controllers. 【Dual Charging Indicator】Central circular LED indicator displays charging status for both left and right Joy-Cons, with orange breathing light for charging, multicolor for full charge, and solid white for standby. 【Customizable Back Buttons】GL and GR back buttons can be assigned custom functions through the Switch's quick settings menu, enhancing gameplay versatility. 【Game-Specific Button Configurations】Custom button configurations are automatically saved and loaded for each game, streamlining your gaming experience. 【Ambidextrous Design】Compatible with both left and right Joy-Con controllers, suitable for all players regardless of hand dominance. 【Fast Charging】Charges both Joy-Cons simultaneously in approximately 2 hours, ensuring minimal downtime between gaming sessions. Specifications: Input: Type-C, DC 5V/1A Charging Current: 250mA x 2 (for Joy-Cons) Charging Time: Approximately 2 hours Indicator: LED light with multiple color states Power Source: USB 3.0 port (PC, TV dock) or 5V/1A power adapter