<p>Product name: 7-in-1 survival whistle<br/>Product size: 11*3*1cm/4.33 *1.18 *0.39 inch<br/>Product color: As shown in the figure<br/>Product material: plastic<br/>product features:<br/><br/>1.7 In 1 safety whistle has 7 functions, including emergency whistle, compass, thermometer, LED signal light, magnifying glass, reflector and sealed warehouse, and has good playability<br/>2. Anyone interested in adventure, hiking or camping needs this 7-in-1 outdoor multifunctional safety whistle as the best birthday gift for men, husbands and fathers to improve outdoor skills<br/>3. The emergency whistle is made of ABS high-strength, fall-proof and high-temperature engineering materials, with light weight and fail-safe. This lifeguard whistle is equipped with a lanyard long enough to be tied on a backpack, belt or neck<br/>4. For the sake of life safety, you can use lanyards for whistling in cycling, skiing, camping, hiking, jogging, backpacking, hunting, archery, fishing, swimming, boating, canoeing, marine sports events, etc<br/><br/>Precautions:<br/>1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images.<br/>2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only.<br/><br/>Shipment includes:<br/>1 pc survival whistle<br/>1 pc nylon rope</p>