With dual power supplyThe machine can be powered by 220V power supply, and can be manually switched to 12V battery when powered off Automatic Egg TurningAccording to the size of different eggs, the incubator will automatically turn eggs every 90 minutes. This function can avoid egg membrane and egg shell adhesion and improve hatching rate Adjustable spacing between egg traysRoller spacing can be adjusted according to the size of different eggs, which can hatch eggs, duck eggs, pigeon eggs, pigeon eggs. quail, parrot eggs and other eggs - laying birds. External water filling functionIncrease the amount of water, just add water from the outside of the brooder, the brooder has a small hole to seal, in case there is too much of water, the water would overflow Incubation time of different eggsChicken egg hatching starts from 19 days and ends after 21 days; Duck egg hatching starts after 26 days and ends after 28 days ; goose egg hatching starts after 29 days and ends after 32 days; quail egg hatching starts after 29 days and ends after 32 days Egg hatching starts after 15 days and ends after 16 days