NIGHTGLOW HEAT LAMPS Black; 35W. These night heating lamps does not produce UVA light source, simulates the natural moonlight and provides the day and night cycles without interference to the animals. These lamps does not contain UVA light source, which does not influence the reptile rest and provides normal day and night environment and circadian rythm for reptiles and plays an effect of heating. simulate natural moonlight source. the best selection of induce night activities of reptile pet. provide heat required by reptile pets at night. Necessary products for pests walking in the night.