... and Hatcher for 616 Chick Eggs.1.Microcomputer full-automatic multi-function, Automatic temperature,humidity,alarm and egg turning control 2. temperature ... up to down,and make the temperature inside of the machine to be more uniform.Herewith,more efficiency,and more energy ... ,and also make maintain easier when you are using this machine.Unique chain with limited switch system,installing the motor and ...