Give your reptile the perfect night light with Zoo Med Nightlight Red Reptile Terrarium Bulb. Made with true red glass, this bulb provides an economical 24-hour heat source for all types of reptiles, amphibians, birds, and small animals. This red glass bulb helps maximize heat transfer for your pet’s comfort. Plus, it emits very little visible light, so it won’t disrupt your pet’s sleeping patterns. Perfect for observing your pet’s nocturnal behavior, this European-quality bulb is designed for long-lasting use.