Reptile Systems InfraRed Heat Lamp 50W E27 are proudly manufactured in Europe with quality and performance in mind. Rated for 3,500 hours life (Approx 15 months based on 8 hour days). Ideal for heating a vivarium during the day and evening. A great source of heat for Ectothermic species. Can be used with a thermostatic control system. Low visible light, high heat.