Product description1. [4 in 1 design] - Upgrade version with 4-in-1 design, It can charge 4 switch handles, or 2 switch pro handles, or 2 switch handles plus 1 switch pro handle at the same time .The Type-C connector is also suitable for charging other devices. Use a dock to solve all charging problems 2. [Faster charging]: You can get your controller and your device fully charged in 3.5 hours using the quick charging function. The charger dock is built with a crystal LED column, not only cool looking, but shows the state of charge, red light for charging, green light for fully charged.3. [ Smart IC chip] - The integrated Smart IC chip supports all controllers with current and future editions. It delivers the right power by recognizing the capacity of the device battery.This charger dock supports all types of power sources with 5V output, e.g. mobile phone charger adapter, computer or laptop, portable charger etc.4. [Convenient Practical & Stable Design] - Made of high quality ABS, this charger dock is light and portable. 4 anti-slip rubber padding on the bottom keep the charger stable, protect your controller from falling.