Fluker's Hermit Crab Flat Thermometer

Fluker's Flat Thermometer helps you establish an appropriate Environmental Temperature Range ETR within your pet's enclosure. 78-82 degrees F for most Hermit Crabs Fluker recommends using two thermometers mounted at opposite ends of the enclosure to help you monitor the ETR regularly. Directions: Attach thermometer to the inside of your Hermit Crabs enclosure.