In this egg cooker, you can boil 1-6 eggs at a time. Simply pour water into the egg cooker and start it. Perfectly boiled eggs are ready in just a few minutes. When the eggs are done, an audible signal will alert you. Use the measuring cup with an egg piercing tool to precisely measure the right amount of water. Cooks 1-6 eggs at a time. With the timer, you can adjust the cooking time to get soft, medium, or hard-boiled eggs just right.