With its 3-level integrated signal technology, the SARLink 406 Personal Locator Beacon helps to reduce search times and maximize your chances of survival in an emergency. Powerful 406 MHz satellite signal and 121.5 MHz local homing signal quickly and accurately relay your position to a global network of Search and Rescue satellites. Its 66-channel GPS fixes your location to within 100m while unique registered distress signal that alerts Search and Rescue personnel and tells them where and who you are. In addition, the local homing signal guides rescuers to your exact location while a super-bright LED strobe light helps them find you quickly. This compact unit can be carried easily in any pack or pocket. Fully functional self-test of the circuitry, battery power, and transmission gives you peace of mind knowing your beacon will work when you need it. Includes a removable attachment clip.