GEX Exo Terra Timer Thermostat Digital temperature and humidity gauge for reptiles and amphibians, with multiple connection terminals. Power-on tested only. Other functions not tested. Please refrain from purchasing if you are concerned about defects due to it being a used item. Used for about a year and a half. - Model: Temperature and humidity gauge - Connection Terminals: Multiple connection terminals - Display: Digital display - Application: For reptiles and amphibians Thank you for viewing.