Zoo Med's ReptiSun 2.0 has a high C.R.I. (Color Rendering Index) of 98! Brings out the color in your animals for optimum viewing. The ReptiSun 2.0 is the perfect lamp for all types of snakes or amphibians that do not have high UVB requirements. Emits UVA which increases appetite, physical activity, helps to induce reproductive behaviors and is beneficial to the psychological well being of your captive animals. A 15w T-8 energy saving bulb. Shipping weight: 3/4 lb.