It's so simple, you'll wonder why it wasn't invented sooner! This Eggsact® Egg Timer takes the guesswork out of boiling eggs. Whether you want your eggs soft, medium or hard boiled, simply place this egg-shaped timer in a pan with your eggs and watch as the timer changes color as the eggs cook. Equipped with an internal sensor that reacts to heat, you can actually boil your eggs to the perfect stage every time. No more wondering when your eggs are done because the timer heats up along with the eggs tells you exactly how done your eggs are. Features: • Changes color as the eggs cook (from red to clear) • Internal sensor reacts to heat • 3 stages include soft, medium and hard boiled • Works with any number of eggs