I've now built three digiwhoops with Walksnail and I'm 100% a fan! Recently I was absolutely amazed when I was able to fly my 85mm into an elevator and keep signal riding up all three floors of the parking garage until the doors opened at the top. You can check it out here: https://youtu.be/4cbClBI6E78
Or watch my full review of the Walksnail system here: https://youtu.be/HACd0RQLykU