Mercury - VesselView Mobile Module SmartCraft Bluetooth Interface Single Engine Under-Cowl Mount 98-8M0173128. Overview. The Mercury VesselView Mobile (98-8M0173128) lets you keep an eye on your engine straight from your phone. This version is for single-engine boats only and mounts under the cowl. Once it's connected to the SmartCraft system, it sends live engine data through Bluetooth to the VesselView Mobile app. You can see RPM, fuel flow, battery voltage, engine hours, and fault codes right