PLB OCEAN SIGNAL RESCUEME PLB1

THE UPLINK: At about 2 inches wide by 3 inches tall, you can put this waterproof device in your pocket or clip it to a life jacket or belt. It requires manual activation and operates on the global COSPAR-SARSAT and MEOSAR satellite systems. It includes a GPS, seven-year battery life, 24-hour broadcast time, LED strobe, test function and retractable antenna.

THE DISCONNECT: Needs to be registered. The PLB must be attached to its pouch in order to float.

PRICE: $299.95, thegpsstore.com