If you purchased the course by itself as a single product, you will have full and continued access to all of the course content so that you can choose whatever pace you'd like. There is no time limit to complete this course, so you can continue coming back to it on your own time, or even take the course multiple times if you wish.
If you have not purchased the course by itself as a single product, and instead are accessing the course as part of your membership subscription, you will maintain access so long as you remain subscribed.