Features: PET HEATER: The bulb utilizing infrared ray to produce heat but not light. It's good for growth of animals and improving of their blood circulation. EXCELLENT HEAT DISSIPATION: Made by ceramic which has good performance of heat production and preservation. The smooth surface is safe and energy saving. MINI SIZE: Light and handy. Convenient to move and carry. E27 BASE: Easy to install and remove. Simple to use. WIDE APPLICATION: It's suitable for reptiles, brooding tortoises, turtles, lizards, snakes, dogs, cats, pet in cages, amphibians, farm animals and other small animals.