Probeless Tank Monitoring System - Wall Mount 6 Gallon Water Heater (Electronic Ignition) Fire Extinguisher LPG Detector Smoke Detector Carbon Monoxide DetectorExtertainment & Sound System Speakers (4) AM/FM/CD Receiver w/CD Controller, 52W Max X 4 High Power Output, 12FM/6AM Presets, Auto Memory, Quarts Clock Satellite Prewire (N/A 16)Electrical Deep Cycle Battery (Group 24) Lead Acid 7-Way Trailer Cord w/Junction Box 110Volt, 30 Amp/12 Volt Power Center w/55 Amp Converter