HUMMINBIRD AS BP WEATHERSENSE MONITOR 405130-1

AS BP Networking 405130-1, Adapt your tactics to changing weather that impacts fish behavior. Provides increasing or decreasing pressure trends on a full-screen view or as a readout on your sonar display. An internal battery and smart monitoring system logs the last 12 hours of data. You always start fishing with up-to-the minute barometric pressure. For all Matrix, 700, 800, 900 and 1100 Series.