??As long as it is a heating bulb, the life is not stable. If the bulb stops working, please contact us to send you a new one.??. ?? Note: Turn on 2-4 hours a day. Please do not turn on the bulb immediately after turning it off, because the sudden arrival of the electric pulse on the original high temperature bulbs may burn out the bulb directly. ??Durable wick avoids anti-aging and three-dimensional reflection, which aims to strengthen the Uva Uvb spectrum. ??It is easy to install with standard E27 screw base. ?? Bulbs simulate sunlight. Used for reptiles and amphibians including turtles, lizards, bearded dragons, snakes, frogs, iguanas, tortoises, toads and more.