ReptiKing Reptile Dimming Thermostat, Heat Lamp Temperature Controller, Reptile Terrarium PID Digital Thermostat, Heating Controller for Basking Spot Heat Bulbs and Ceramic Heat EmitterBrand: ReptiKing Color: Black Features: Dimming Thermostat, a PID temperature controller designed for reptile heat lamps or heating pads, constant temperature to provide a more comfortable and healthy environment for reptiles or plants. Compared to ON OFF mode thermostats, PID thermostats ensure that the temperature of the terrarium remains constant while avoiding temperature differences caused by frequent on off switching. Energy savings also extends