The thermostat turns the lightbulbs on and off as needed to maintain the temperature. The plexiglass top allows for viewing without opening the incubator.
The space under the tray allows for a pan of water for keeping the incubator humid.
We had a successful hatch! There’s a digital thermometer inside the incubator that also indicates the temperature as well as the humidity. It’s important to keep these two things as close to accurate as possible.
Mark an “x” on one side of the egg and an “o” on the other- in pencil only. This helps when turning them daily.