The Ocean Signal RescueME EPIRB1 is the world's most compact EPIRB unit that easily retained within its quick-release bracket or placed in an emergency grab-bag or life raft. Design includes a simple protective tab over the operating keys to prevent inadvertent activation, yet allows for easy operation when required. The RescueME EPIRB1 also features two high brightness strobes to maximize visibility in low light conditions. Retractable antenna provides maximum protection and a reduced outline for convenient stowage. When required, the antenna is easily deployed with a gentle pull. Comes with quick-release bracket and secure lanyard. 12W satelitte transmission. 50mW nominal homing transmission. 48+ hour operational life. 10-year battery life. 7"H x 3-1/2"W. Five-year warranty.