Rothco 6-in-1 Led Survival Whistle Kit – 9415. Survival whistle includes led light, signal mirror, compass, thermometer, magnifying glass, on blister card Contains a small hole to place on neck strap key rings and much more. Pocket size. A must for camping, hiking, fishing, backpacking, military personnel, Law enforcement personnel, and public safety personnel. Olive Drab 6-in-1 tactical survival whistle kit.