The first floating hand held in the industryAqua Quake technology to keep water out of the speakerWaterproof, IPX7 submersible, even with the optional alkaline battery tray3 power settings 5/3/1 watts2-step power save function allows the most use of the batteryLarge backlit display and keypad for easy use in foul weatherWeather alert Dual and Tri WatchOptional waterproof/floating speaker mic