The light weight, easy to wear waterproof, multi-function wristwatch has a built-in radio transmitter which when activated either manually or automatically, immediately transmits a distress tone on the international emergency search and rescue frequency (121.5 MHz). The distress signal transmitted can be detected by a surface rescue vessel or helicopter, which can accurately home in to the watch using direction-finding equipment. The unit is a working watch, fully waterproof to a depth of 50 mtr and can be set to manual or automatic activation on immersion in water, making it functional and easy-to wear manoverboard transmitter for crew members.
这款重量轻、易于佩戴的防水多功能手表有一个内置的无线电发射器,当手动或自动启动时,它会立即在国际紧急搜救频率(121.5兆赫)上发送求救信号。发送的遇险信号可以由水面救援船或直升机探测到,这些救援船或直升机可以使用测向设备准确地回到手表上。该设备是一款工作手表,完全防水至50地铁深度,并可设置为浸入水中时手动或自动激活,使其功能强大,便于机组人员佩戴。