The under-tank heater is designed to heat the ambient air temperature of your terrarium at an average of five to 10 degrees (F), which is warmer than room temperature. Solid state nichrome heating element with UL/CSA approved power cord.

• Under tank heaters are designed to heat the ambient air temperature of your terrarium an average of five to 10 degrees (F) warmer than room temperature.
• Solid-state nichrome heating elements with UL/CSA-approved power cords.
• Made in the USA.

For use in a terrarium, 30 to 40 gallons in size.