Big displays for smaller powerboats, sailboats and RIBs, these compact yet powerful SeaTalk instrument displays offer full integration with Raymarine autopilots and navigation equipment. With extra large digits (28 mm) and razor sharp LCDs, easy-to-use i40 instrument displays have outstanding visibility in all lighting conditions. Red backlighting for improved nighttime visibility. Low power consumption for increased battery life. SeaTalk interface (SeaTalkng when used with SeaTalk to SeaTalkng converter). Built-in transducer interface. Same footprint and installation as older Raymarine ST40 instruments. Specs: Display Type - Segmented monochrome LCD, Instrument Functions: Current, maximum and average speed information, in knots (KTS), mile per hour (MPH) or kilometers per hour (KPH). Log and trip information, in nautical miles (NM), statute miles (M) or kilometers (KM). Water temperature information, in either degrees celsius (ºC) or fahrenheit (ºF). Included accessories - sun cover, transom mount transducer, mounting gasket, clamping bracket, mounting stud/thumb nut, SeaTalk power cable, Depth transducer – Included, Data interface – SeaTalk, Voltage - 12V (10-16V DC), Draw 25-35 mA Typ.; 100 mA max., Waterproof – IPX6, Display color – Monochrome, Display type - Segmented LCD, Frequency - 200 kHz, Maximum depth – 12 m.