A:AnswerIt comes with a battery pack and a replacement battery cover. The cover replaces the original and has a hole in it that the battery contacts the base and enables it to charge from. This is how all Razer charging stands work.
A:AnswerThe Razer Universal Quick Charging Stand comes with a battery that you will insert into your controller which is what will be charged by the stand.
A:AnswerThis dock is made by Razer and comes with there brand of rechargeable battery… weather it can be used with another is a good question but would need the charging prongs on the back of the battery.