3 in 1 Outdoor Mini Multi-function Portable Handheld Lifesaving Whistle Compass Thermometer, H3-1

1. 3 in 1 multi-function emergency whistle
2. 3 function: whistle, thermometer, compass
3. Durable plastic whistle and nylon neck lanyard
4. On one side there is a compass, and the other is Celsius thermometer