Make eggs using the Better Chef electric egg cooker in a jiffy. Measure out water using tenderness markings on the included cup, pierce eggs with the tray mounted pin, place eggs on the tray, plug it in, wait for the buzzer and light to go off, WELAH! Your eggs are done, just the way you love them, ready for cooling and serving using the same removable tray they"re on. This egg cooker includes a one year replacement warranty and is certified by Underwriters Laboratories.