10 in 1 Multifunction Outdoor Survival Military Camping Hiking Tool Kit Features: new and 10 functions in a compact tool Flashlight,,, whistle, mirror, glass, and more Great as a party favor; and adventurous kids!; Handy for Hiking,Camping,Spelunking, etc Item Description: Compass: Measure for magnetic (Relative functions of compass: data at horizontal and vertical level) Thermometer: Measure for ambient temperature Hygrometer: Measure for ambient relative humidity LED light: Lighting Reflector: Call for help in country-side, reflect sunlight to sent out the light signal level: Determine condition Whistle: Call for help in country-side, sent out the sound signal.(use tappet to push out the whistle from the third hole at the left side) Flint: Wilderness survival by make fire Magnifier: Find a coordinate in a map Ruler: Measure a distance (3cm length) Size: 7 x 4 x 2.5 cm/2.75 x 1.5 x 1 inch Package Including: 1 x 1 x Rope 1 x English Manual