Heat and no light, increase the temperature in the pet box, and not affect the pet's ecological cycle Generate natural long-wave infrared heat, penetrate the skin of reptiles, promote blood circulation, increase pet vitality, and maintain health Waterproof and sealed heating elements, impact resistance, suitable for use in humid environments. The thermal efficiency is extremely high, and the life span is more than 20,000 hours. Notice: It can only be used in conjunction with high temperature ceramic lamp holders to protect the pet from being burned by the hot