The MRHH150FLT 3 watt handheld VHF floating marine radio is rated JIS7 and is fully submersible for 30 minutes at one-meter depth. Features all US and International channels, selectable power, instant NOAA weather with hazard and weather alert, back-lit display, memory channel, dual watch, channel scan and instant channel 16. Includes 5 NI-MH rechargeable "AAA" batteries, belt clip and cigarette power cord. Approximate dimensions: 4.5" (H)x 2.7" (W)x 1.5" (D).