The Fish Hawk Lithium Ultra System is a game-changing solution for anglers, offering unparalleled performance in deep waters, strong currents, and at higher trolling speeds. This innovative system provides real-time speed and temperature data from your fishing depth and downrigger depth using water pressure, empowering you to make data-driven decisions. With seamless integration via Bluetooth wireless technology, the Lithium Ultra System connects effortlessly with Cannon Optimum Downriggers, the Humminbird One-Boat Network, or the Fish Hawk mobile app, giving you access to critical data from multiple points on the boat. The Lithium Series probe is 40% smaller than its predecessor, providing over a week of fishing time on a single charge. The Double Wide Transducer expands the receiving cone angle, eliminating signal interruptions and ensuring consistent depth, temperature, and speed readings in all conditions. With easy installation and a compact design, this transducer takes up minimal space on your transom, keeping you connected to vital data for more efficient and effective trolling.