The Ocean Signal rescueME EPIRB3 is a full-featured 406 MHz global rescue beacon that comes with a manual release bracket and packs a host of features into a compact modern design that includes AIS technology. AIS provides local rescuers with precise and reliable information on the current beacon position, thereby speeding rescue operations. Additionally Return Link Service (RLS) comforts those who activate the beacon by confirming that their distress message has been received. The inclusion of Near Field Communication (NFC) capability allows the use of a smartphone app to monitor the EPIRB's battery and other functions ensuring it is working properly. With its slim design and advanced features, the EPIRB3 is ideal for a variety of mariners whether they are cruising across the ocean, heading out through the straights for a passage, fishing, working, or sailing offshore.• No subscription required• 406 MHz Cospas Sarsat Distress Signal (MEOSAR Compatible)• 121.5 MHz Local Homing Signal• AIS (Automatic Identification System) Alert• Smartphone connectivity via NFC (Near Field Communication)• Free Ocean Signal Beacon Mobile App• RLS (Return Link Service) Functionality• GPS / Galileo / Glonass GNSS• Global Coverage• Category II manual release bracket included• Small and lightweightTechnical SpecificationsStrobe: White and infraredDimensions (without antenna): 6.8" x 3.6" x 3.1"Weight: 0.42 lbs. Battery: LithiumBattery Replacement: 10 YearsTemperature Range (Operation): -4° to 131°FActivation: Out of bracket and wet or manual (in/out of bracket)Waterproof: 33' for 5 minutesBuoyant: YesOperational Life: 48 HoursDeployment: Category II Manual ReleaseIn the BoxEPIRBCategory 2 manual release bracketInstruction Manual Return Link Service (RLS) confirms that distress message has been received Near Field Communication (NFC) allows use of a smartphone app to monitor EPIRB Small, lightweight design is ideal for a variety of mariners | Ocean Signal rescueME EPIRB3 Category 2 in White