Feature: 1. Accurate Identification: The plotter provides excellent sea bed discrimination and easily identify fishes and school of fish, providing precise fish information for you. 2. Exact Depth Measurement: This fish finder exactly shows the depth where the school of fish is located, allowing for targeted and easy fishing, enhancing your efficiency effort saving. 3. Waterproof and Rust Resistant: IP66 waterproofing of this marine plotter ensures long term use in marine environments without oxidation or rust. 4. Security Alarm: The safety alarm of this chart plotter helps the user to be aware of nearby vessels stating possible CPA and TCPA. The unit alarms until acknowledged. 5. Detailed Navigation Information: The marine chart plotter shows nearby vessels, distance to your vessel and information. Selecting a target from the list shows the vessels details. Specification: Item Type: Marine Chart Plotter Screen Size: Approx. 17.78cm / 7in Screen Type: Color TFT Daylight Viewable LCD Pixels: 800 x 480 LCD Brightness: 1000nit Waterproof Rating: Display Unit (Front Panel): IP66 Antenna Unit: IP66 Temperature Range: Display Unit: -15°C to 55°C Antenna Unit: -25°C to 70°C Chartplotter Features: Waypoints/Icons: 12,000 user waypoints with name, symbo, 3 system waypoints (MOB, Start, Cursor), 10 proximity waypoints Routes: 30 routes with up to 170 route points each, plus MOB and navigate to route or track Tracks: 16,000 points automatic track log, 10 saved tracks (up to 16,000 track points each) for backtracking Alarms: XTE, anchor drag, arrival, speed, voltage, proximity waypoints Mark: 1000 marks, 2000 lines (40 characters per line), 1000 mark names, 8 mark colors Palette: Normal, daylight, dark night, NOAA paper chart colors Tides: Built in worldwide tide data Position Format: Latitude/Longitude Base Map: Worldwide External Maps: Suitable for K-Chart 2.0, for K-Chart 3.0, for C-Map Max, and for Navionics+ User Data Storage: Internal backup or external storage card (storage card not included) Track Interval: 5 seconds to 60 minutes or 0.01 to 10nm Track Range: 0.001 to 700nm Perspective View: On/Off (C-Map only) Celestial: Sunrise/Sunset, Moonrise/Moonset Fitment: Suitable for various boat brands. Package List: 1 x Marine Plotter3 x Instruction Manuals1 x Double Sided Adhesive Tape1 x Cover Plate2 x Wiring Harness1 x Mounting Base2 x Base Knob2 x Fuses1 x Transparent Cover1 x Screw Set (20Pcs Accessories) Note: Professional installation is strongly recommended. We also have an electronic manual available.