Compact, ergonomically designed submersible radio. Selectable 5 and 1 Watt transmit power, and a battery life indicator. It floats and if the HX300 accidentally goes overboard a flashing red LED is automatically activated to help locate and retrieve the radio at night. Submersible IPXB (5' for 30 min.). Features a volume and squelch Indicator on the display, preset key and preset channel scan function, loud internal speaker audio, all USA, International and Canadian Marine Channels, NOAA weather channels, programmable scan, Dual Watch and Tri Watch. Supplied with 1800 mAh 3.7V Li-Ion Battery, AC USB type wall charger and cable. Unit size: 2.3" x 5" x 1.3" D. 3 year waterproof warranty.