Automatic incubator with rollers. Temperature and humidity are working. It holds approximately 560 eggs, and if you use the regular trays, it holds more. It comes with all the rollers and trays if you want to hatch normally. Hatching rate is 85%, ماشاء الله. There are 3 rollers that don't turn, they need a small plastic gear, available in Buraydah from bird suppliers or you can order it and change it yourself, it's easy. It comes with the regular trays where you place the eggs before hatching a few days prior. And that's all.