Double lamp with ceramic base and attached reflector as well as ventilation openings. Suitable for spotlights up to 75W-150W. Very sturdy black ceramic base, resistant to high temperatures. Promotes heat spots and light concentration in the terrarium and increases the intensity of UVB radiation. Includes on/off switch and hanging hook. E27 lamp socket. Ideal for use with REPTI PLANET medium terrariums. The high-gloss polished aluminum reflector increases light, UVB, and UVA yield. The compact dimensions of the lamp allow for installation directly on the top mesh cover of the terrarium or the use of the original lamp socket.