The marine distress device is one of the conditions for renewing a boat or yacht license. This device is for emergency location identification. RescueME EPIRB1 from Ocean Signal - Category 2: The rescueME EPIRB1 provides peace of mind thanks to its amazing battery life of up to 10 years. It is the smallest device in the world and can always be kept within reach. Its small size allows it to be easily mounted inside a quick-release bracket, placed in an emergency bag, or a life raft. A simple protective cover over the operating buttons prevents accidental activation while maintaining ease of use when needed. The rescueME EPIRB1 also features two high-brightness flashing lights to increase visibility in low light, and the retractable antenna provides maximum protection and compact storage. When needed, the antenna can be easily deployed. The Ocean Signal E100G emergency locator beacon offers an exceptional operational life of up to 96 hours, with an optional auto-release housing (mandatory for vessels certified under SOLAS regulations). Features: 30% smaller, 10-year battery life, over 48 hours operational life, 5-year warranty, fast and accurate location using a 66-channel GPS, retractable antenna, quick-release bracket, safety lanyard. Specifications: Product Package Dimensions (L x W x H): 10 x 5 x 4 inches Product Weight: 680 grams Manufacturer: EPIRB1 Number of Pieces: 1 Package Weight: 680 grams