Mercury - VesselView Mobile Module SmartCraft Bluetooth Interface Single Engine Under-Helm Mount 98-8M0173694. Overview. The Mercury VesselView Mobile (98-8M0173694) brings SmartCraft data straight to your phone or tablet without adding another screen to your dash. This version is made for single-engine setups and mounts under the helm, keeping it dry, secure, and out of sight. Once it's connected, you can open the VesselView Mobile app and see everything happening with your engine - RPM, trim,