Description: NMEA 2000 interface Adapts American standard(240-33 ohm) resistive sensors to NMEA 2000 Network Adapts European standard(0-190 ohm) resistive sensors to NMEA 2000 Network 6 Tank Types Including Fuel, Fresh Water, Waste Water, Live Well, Oil, Black water 1 Type Rudder (0-190 ohm resistive sensors) Tank Number(s) Up to 4 per Tank Type Specification: Electrical Operating Voltage 9 to 16 Volts (DC) Power Consumption ?50mA Reverse Battery Protection Environmental Degree of Protection IP67 Operation Temperature -30 to 70? Storage Temperature -40 to 80? Size(L x W): 85 x 40 mm/3.34 x 1.57 inch Package Includes: 1 Piece NMEA 2000 Interface