The TripleGage Zipperpull Compass is really a combination of three travel tools: a luminous compass, a handy thermometer, and 3X magnifier glass. Great for any type of travel, the liquid filled compass is the perfect navigation tool. The thermometer reads down to -20 degrees Farenheit and features a handy wind chill chart on back. It includes a brass splitring for attaching to keys or zipper pull and the magnifiying glass comes in handy for reading maps or examining small items. Compass is liquid-filled and luminous: The perfect navigation tool.. Thermometer for at-a-glance temperature reading.. Magnifing glass for examining maps, rocks, etc.. Includes a split ring for attaching to your coat, pack, zipper pull, etc.. Wind chill chart: Easy to read windchill chart on the back gives you an instant weather report.. Tools Included: Compass, Thermometer, Magnifying glass. Product Height: 0.4 in.. Product Length: 2.3 in.. Product Width: 1.2 in.. Product Weight: 0.4 oz.. Spot clean. Made in USA.