Celestron nexstar 4,5,6,8se battery and controller mount

This is a very sturdy battery mount and remote mount for the nexstar series of telescopes from Celestron. I love mine and this mount works perfectly.I found this model on **********, the link is below because it has the original designers info, the battery he used and other pertinent details of this model. All credit goes to the original designer.https://www.**********.com/model/747032-celestron-se-powerbank-and-controller-support