GTOP series intelligent lighting incubator is produced by Zhejiang Top Instrument Co., Ltd. It adopts countdown method and programmable control method. By setting various parameters, when the remaining time is reduced to zero, it automatically switches the time period and performs white and black day and night cycle work to simulate natural lighting environment. It has the performance of light, cold and hot constant temperature and day and night automatic switching program control, which meets the needs of different biological cultivation experimental equipment.