Used for a year and a half (only in winter). It has color, but it's in good condition. Slim warm heater for birds and small animals This is a warm heater for birds and small animals. It's an external type, making it easy to handle. The slim body makes it easy to install. It features a Japanese-made PTC heater and electronic temperature control for a double layer of safety. It comes with a guard coil to prevent chewing. Includes four fasteners, allowing for installation vertically or horizontally.