Features: brand new and high quality Longer Battery Life: How many disposable batteries have you thrown away? Have you thought of how much money it would save to say goodbye to using AA batteries in your controllers? With 2pcs 1200mAh batteries you will be able to enjoy long hours of for play for time on each charge. Place and Charge: Makes it easy to charge your controller. Simply place your controller on the charging dock and the controller will align with the metal conductor and start charging. The charging dock can house your controllers when not in use, making it easy to locate them when they're needed. for Smart Charging & LED Indicator: Built with an intelligent charging board that provides the charging dock with overheating and short circuit for protection. The battery charger will stop charging automatically when the batteries are fully charged. LED indicators to indicate the charging status of each individual slot. Unique LED Indicates Charge Status: You can judge the status for reachargeable battery pack through the LED indicator. Upgraded Controller Charger: With two controller slots, two additional back up batteries, and two battery slots, provides you endless gaming for time without having to worry about running out of batteries. Specifications: Material:ABS+Metal Applicable Models: Series X/S, Elite, One S/X, One Size:Approx. 24.5x11.3x6 for cm/9.64x4.442.36 inches Package Includes: 1x Charging Station 1x Charging Cable 2x Battery Pack 4x Battery Cover note: 1.Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.