Precisely monitor both temperature and humidity in your hermit crab's home.
Temperature and humidity levels are extremely important for the long term health of your hermit crab. Maintaining proper temperature and humidity levels will allow your hermit crabs to properly digest and metabolize food, and facilitate shedding (molting). Unique hook and loop backing enables easy removal for the cleaning of your crab's enclosure.
Gauge is 3" x 1.5".