The ANGLR Bullseye is the easiest and fastest way to mark waypoints and catches without ever pulling out your phone or tapping around on a graph. Wear, stick, or hang this small, simple, and convenient button anywhere. Click Bullseye and automatically record catch locations, editable way points, conditions and more. At the end of the day you'll have all the information in as little or as much detail as you need. The Bullseye is an optional tracking accessory for added convenience while using the free ANGLR logbook app.