the newest design and 50% save energy durable and easy operation ... ,3168,3520,3872,4224,4576,5280,9856,14784, 19712,21120, to 22000eggs, larger or smaller can be customized. Hatching animal: For ... 0 and 999 secondsLength of measuring lineAround 1.5metersLifetime8-10years the lastest 16896 chicken egg hatchery with factory price