It is pre-set for bird eggs. Simply plug it in, then add water and eggs. Nothing to set up or adjust. This circulated air Hova-Bator comes with a thermometer, plastic bottom liner, and regulates itself in the 99. F (38 C) range. Like all incubators, the 1588 requires a stable room temperature and should not be used in areas like sheds or barns. Being pre-set, this incubator delivers consistently good hatches. Excellent for classrooms, novices, and experts. Can be used for most types of bird eggs. Dimensions 18" x 18" x 9 1/2" Automatic egg turners available. Without an automatic turner in place, the incubator will hold 50 large duck or chicken eggs or 140 quail eggs. 12 Volt DC power supply (included) plugs into 110 Volt outlet.

Now has a digital control center on top of the incubator shows temp!