【Quad Charging Capability】Simultaneously charge up to four Joy-con controllers, maximizing efficiency for multiplayer gaming sessions. 【Smart Charging Indicator】Features a blue LED indicator that illuminates during charging and turns off when charging is complete or no controllers are connected. 【Overcharge Protection】Integrated charging protection ensures the safety of your Joy-con controllers during the charging process. 【USB-C Connectivity】Equipped with a USB-C port for convenient power connection, compatible with most modern power sources and cables. 【Efficient Charging Time】Fully charges Joy-con controllers in approximately 3 hours, getting you back into the game quickly. Specifications: Input: DC 5V/2000mA Output: 200mA x 4 Charging Time: Approx. 3 hours Compatibility: for Nintendo Switch 2 Joy-con controllers Indicator: Blue LED