LSD 1PC 3 in 1 Outdoor Camping Hiking Emergency Survival Gear Tool Kits Whistle With Compass Thermometer Army Green Lanyard Multi-function Ultraloud Useful NEW 100% brand new with high quality 3 in 1 multi-function emergency whistle.3 function: whistle, themometer, compass Durable plastic whistle and nylon neck lanyard On one side there is a compass, and the other is Celsius thermometer.Temperature range: -20~50 degrees Celsius Whistle color: Army Green