UV B is another crucial light needed by reptile to maintain their healthy growth in proper size and strengthen their bone without any mess problem. It is very energy saving and extra high UV B output required by the desert reptiles without higher the temperature. Little UV A and very high amount of UV B (10%) emitted will stimulate the appetite, digestion, reproduction and calcium absorption by reptile to ensure a healthy living. Caution: do not expose the lamp’s rays to any person.