Windows Mixed Reality Controller External Battery Mount

Ever wanted your WMR motion controllers to run for 100 hours of operation before needing to recharge? Well, by using a 1-1.2V forward voltage diode, an almost completely reversible controller mod, and a 1S Lipo battery, you can do that. The file was designed to fit a battery that is now discontinued, former Hobbyking SKU 9472000033-0. But using a bit of padding or designing an insert will allow you to use smaller softcase packs. (Don't use an exposed softcase lipo on a motion controller, just do