Transmits on 406 MHz to the rescue services, on 121.5 MHz via radio for location on site, as well as on channel 66 with GPS for a fast and exact position determination. The battery has a service life of 7 years, the warranty period is 7 years. The PLB is 30% smaller than comparable models and waterproof up to a depth of 15 metres. Bright flashing light and a strap that makes the PLB able to float. Works with Cospas Sarsat. Transmission duration: 24 hours at -20°C. Dimensions: 7.6 x 5.2 x 3.2 cm, weight: 116 g