Coghlan's Thermometer and Compass Key Ring is a practical and compact tool that includes both Fahrenheit and Celsius scales and features a wind-chill chart on the back. It's perfect for camping, hiking, or any outdoor activity where you need to know the temperature and direction.

Features:

• Combination compass and thermometer
• Displays both °F and °C scales
• Wind-chill chart on the back
• Convenient key ring design