Outdoor whistle with built-in LED light for signaling and safety during outdoor activities. It provides a 7 to 1 outdoor whistle sound to attract attention when needed. Its small and lightweight design makes it easy to carry and use in various situations. The built-in LED light offers clear visibility during night activities. The compact size makes it easy to store and access, making it a practical tool for outdoor use. Key benefits - Signaling efficiency: loud, distinct 7 to 1 whistle sound helps call for help or locate others in wind or noise. - Night visibility: built-in LED light improves visibility and aids navigation in low light. - Portable and ready: small, lightweight, and easy to carry on a belt, pack, or in a pocket. - Added security: reliable audible signal plus light enhances awareness and response time. Use scenarios - Hiking or trail running: regroup with teammates, mark your location, or call for a rest break. - Camping or night activities: illuminate your surroundings and attract attention if assistance is needed. - Boating or water sports: signal across open space and locate companions as light fades.