A castable fishing sensor that reveals the underwater environment to help you catch more fish. Only compatible with COROS NOMAD, VERTIX 2, VERTIX 2S. Map the underwater terrain to pinpoint key structures like drop-offs, ledges, and submerged timber, prime holding areas where big fish set up and feed. Thermal Tracking: Monitor vertical water temperature to find the active "bite" zone instantly. Visual Clarity: Optical sensors analyze water color and clarity to help you adjust lure size, color, and retrieve speed for optimal presentation. Ultralight Design: Only 10.6 grams—as light as your standard lures and easy to cast with any rod. Always Ready: Up to 13 days of battery life and 5ATM water resistance for the toughest days out. Watch Integration: View live underwater charts and data directly on your wrist in real-time or on your App at anytime. What's in the box
