The utility model relates to a multi -functionally prevent wolf 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 time orientation module, illumination alarm module with prevent wolf spraying module triplex, orientation module was by GPS time, constitutions such as display screen and GSM module, built -in battery passes through the independent switch and starts, illumination alarm module is by the lamp pearl, constitutions such as speaker, built -in battery passes through the independent switch and starts, prevent wolf spraying module built -in contain prevent wolf liquid prevent the wolf watering can, pull out and press pressure nozzle behind the block and start. The utility model has the advantages of reasonable design, outward appearance fashion, portable, convenient to use, safe effective have fine waterproof ability, and the user can prevent wolf liquid according to what the wolf spraying was prevented in the self -defined outfit of self condition, just the utility model discloses the conception modulaire that uses can develop out more other types the module if, compass module, multi -functional instrument module, the module of lighting a fire, emergent medicine module, medical module and so on have very high expansibility, the user about can the wrist wear simultaneously realize saving oneself the function under more occasion.