A safe and easy way to check for proper temperature. Maintain proper temperature throughout the reptile's habitat. Reptile owners can test basking spots, caves, even herps themselves for safe and healthy temperatures with a Digital Infrared Thermometer. LCD display measures both Fahrenheit or Celcius. Accurate (+/- 2.5°F) infrared technology runs on two 1.5V cell batteries and measures temperatures from -27°F to 230°F. Healthier reptile living environments start with a Digital Infrared Thermometer!