A VHF radio on a boat is a must have. You never know when your boat may be rendered inoperative by engine malfunction, a storm, rogue waves, or a monster from the deep. This transceiver will give you coverage of all international VHF marine channels so you can call for help when needed or communicate with other boats. This unit is fully submersible so if you find your boat has been capsized and you are stuck under the hull you know you'll be still be able to call for help. Includes a Li-ion rechargeable battery pack, AC adaptor, charging cradle and belt clip. Features: 3W Switchable output power Backlit LCD Dual and triple watch function Channel scan function One-touch emergency channel 16 Auto power saver mode Communications Band : marine Radio Channels : 88.0 How is unit mounted? : Handheld Transceiver Power Source : Internal Battery Line of Sight Range : 10.0km Emergency Channel Switch : true Charging dock included? : true Backlit LCD : true CB Output Power : 3.0W Number of included CB Radios : 1.0 IP Rating : IP67 Length : 130.0mm Width : 60.0mm Depth : 35.0mm