ZOO MED NANO BASKING SPOT HEAT LAMP 25W Zoo Med’s Basking Spot Lamps are now available in Nano size! Ideal for use with diurnal reptiles that thermo-regulate by basking, including many tropical and desert species. Small daytime heat lamp for nano-size terrariums. Ideal for small geckos, hatchling reptiles, amphibians, or invertebrates (arachnids or tarantulas). Available in 25w and 40w