Sold the boat and don't need anymore. Works perfectly. Ad is for just the device itself. Uses 6 AAA batteries. Cobra MRHH125 3 Watt Waterproof VHF Radio - Weather Alert, Large Illuminated Led Display & Keys, Scan, Signal Strength Meter, Key Lock & Wrist Strap - Cobra MRHH125 3 Watt Waterproof VHF Radio (Black) - Large LCD screen - Large and bright LCD screen for easy viewing - Waterproof in up to a meter of water for 30 minutes - NOAA Weather Channels - All U.S., Canadian, and International Channels