Does anyone have experience with these? They seem like a neat solution, for folks in float tubes. I think I researched these before, but I can’t remember what the outcome was. I have newborn induced sleep deprivation and memory loss.
Garmin STRIKER™ Cast GPS | Castable Sonar with GPS
STRIKER Cast GPS is a castable sonar that turns phones into fishfinders. View sonar with a 200’ castable range via an app display on your smartphone or tablet.
www.garmin.com