Use the unique Trackback feature on this Lowrance Mark-5X Fishfinder, 000-00175-001. This feature offers immediate scroll back to review multiple pages of EchoSounder history to find those elusive fish. With the 300W RMS sounder on the Lowrance fishfinder, you can look for fish at depths of up to 1,000'. This pro fishfinder has an optimized automatic mode for high-performance finding with turn-on-and-fish ease. With the case and mounting design of the Lowrance Mark-5X Fishfinder, 000-00175-001, you can enjoy easy, one-handed tilt and swivel view adjustment, removal and reinstallation. Use the high-resolution 5", 480 x 480 pixel film SuperTwist LCD to maximize visibility and target detail, even in direct sunlight. The included dual-frequency, 83/200 kHz Skimmer transom-mount transducer comes complete with an internal temperature sensor.