Including all the survival equipment you need: Highlights: 20 functions in one 7-core Paracord: It can be disassembled into a 3.2m long rope with a diameter of 4mm, which can withstand a strength of 300kg SOS LED light: There are 3 modes-keep on/continuous shooting flash/burst flash function, which can last for 72 hours without stopping, keep on mode can be used as LED light (for 70 hours), but please note that the battery cannot be reinstalled Good, so use it wisely, it's waterproof performance is very good, you can also use it underwater. Emergency whistle: can generate up to 100db noise, within 500 meters of the sound range, you can send out a sound signal to help nearby rescuers Compass: Provide precise directions, you won't get lost anywhere Multifunctional tools: various maintenance/daily use/emergency/first aid tools Product Details: Optional color: black (adjustable) Adjustable size: 9.25-11.6 inches (23.5-29.5 cm) Applicable occasions: wilderness and outdoor mountaineering, camping, biking, fishing, rafting, hiking, swimming, skiing, horse riding and other adventures