Satellite-assisted maritime salvage via 406 MHz. Your distress signal can be localised anywhere on the globe. Transmission also takes place on the emergency frequency 121.5 MHz and the EPIRB flashes with a bright light. A 50-channel GPS receiver determines a position within 30 seconds after activation. Triggered manually or automatically. 96 hours of transmission time with batteries. Incl. a wall mount. Corresponds to class 2 (-20°C - -55°C). Height: 21.2 cm, Ø 11 cm. Weight: 710 g