Accurately controls terrarium temperatures from 20 up to 35 degrees Celsius. Ideal for use with heat mats, heat cables, or ceramic heaters. Features a waterproof remote sensor with a 6ft probe cord. Includes a red LED indicator to show when the heating element is on. The recessed temperature setting prevents accidental adjustments or tampering. This thermostat is rated for 100W. Please note all measurements are manufacturer stated.