The Exo Terra Thermostat with Timer 600 Watt PT2459 is a reptile supply product designed to regulate heating devices in terrariums. The product is manufactured by Exo Terra and features a timer function that allows for easy control of heating devices. The thermostat can handle up to 600 watts of power and is suitable for use with a variety of heating devices. Overall great condition.  Minor shelf wear and couple little scuffs.  Tested fully functional.  Check on photos as they are part of description.  If you have any questions feel free to ask and I will get back as soon as I can.  Thanks for looking