Excelvan&reg; Ceramic Heat Emitter 150 Watt Voltage: 110V Watt: 150W Lamp Plug Type: E27 operational life span:10,000 hours The Ceramic Heater is a radiant heat source which creates a natural sun like heat with a uniform pattern This non-light emitting heater offers an excellent 24 hours heat source and will thoroughly heat any reptile without the disturbance of an additional light source It also increases the ambient air temperature in the terrarium.Infrared heat penetrates the scales and skin tissue, promoting health and healing as it widens the blood vessels and increases blood circulation.