Dual use chartplotter/in-car navigation, Accepts Bluechart Marine cartography and city navigator street level mapping, Receive tidal data with Blue chart cartography, Turn-by-turn guidance with voice prompts(with optional automotive navigation kit), Rechargeable lithium-ion battery up to 15 hours life, 3.000 waypoints & 50 routes, sunlight readable clour TFT display, Size :14.5 cm x 8.1 cm