The first floating hand held in the industry. AquaQuake technology to keep water out of the speaker. Waterproof, IPX7 submersible, even with the optional alkaline battery tray. 3 power settings 5/3/1 watts. 2-step power save function allows the most use of the battery. Large backlit display and keypad for easy use in foul weather. Weather alert. Dual and Tri Watch. Optional waterproof/floating speaker mic.