... whistle,compass,thermometer,magnifier,signal mirror, ware 7 in 1 whistle compass with multifunction for survivalSpecification:Color: Army Green (Standard), Orange, ... Small mirrors)-- (use sunlight reflection theory Forward to search for rescue personnel on their current location) 5.magnifying glass, ... slash-slash-and-burn(in the wild is not the case, you can use the magnifying sunlight of the spotlight ...