The utility model relates to a multi -functional outdoor lifesaving bracelet. It includes the bracelet body and module, the bracelet band -pass is crossed the belt buckle and is detained in people's wrist, the module part is installed at the bracelet body through the buckle, the module part is including the bearing direction module, short saw module of illumination and emergent articles for use module triplex, the bearing direction module is by GPS, constitution such as display screen and compass, built -in battery has the independent switch, the short saw module of illumination is by the lamp pearl, constitutions such as telescopic short saw, built -in battery has the independent switch, the built -in emergent medicine of emergent articles for use module, after cramping out, emergent gauze and emergent short rope take out the use through expansion card. The utility model has the advantages of reasonable design, outward appearance fashion, portable, convenient to use, have fine waterproof ability, the user can be according to the emergent articles for use of the self -defined outfit of self circumstances, just the utility model discloses the conception modulaire that uses can develop out more other types the module if, prevent wolf spraying module, multi -functional instrument module, the module of lighting a fire, emergent articles for use module, medical module and so on, very high expansibility has, the user about can the wrist wear simultaneously realize the open air function of saving oneself under more occasion.