Zoo Meds Infrared Heat Lamps are now available in Nano size! Ideal nighttime or 24 hour heat source for all types of reptiles, amphibians, birds, or small animals. Little visible light provided so as not to disturb your animals sleep patterns. Excellent for nocturnal viewing of all types of captive animals. Small, 24-hour heat lamp for nano-size terrariums. Ideal for small geckos, hatchling reptiles, amphibians, or invertebrates (arachnids or tarantulas).