The Mercury® VesselView® Link interface module integrates SmartCraft® engine data with NSS evo2, NSO evo2 and GO series displays -- providing quick access to RPM, speed, fuel tanks, battery voltage, trim tab data and Mercury Smart Modes, like Eco, Smart Tow®, Troll Control and Cruise Control. VesselView® Link puts all the data you want, where you want it ─ at your fingertips.