XYO XY4+ Sentinel Holders

I needed something to use as a mount to keep the XY4+ Sentinels easy to change out so I made this so I could mount them any place that double sided tape would stick and they would be easy to change without having to just use a string or key chain or have them just lying about loose. They fit a little loosely but the key chain hole in the XY4+ locks with the locking post on the holder to hold them in place. Before you mount one someplace you will want to test the lock to be sure that you are comf