Baby Brezza 4 in 1 Baby Bottle Sterilizer Machine - Largest Capacity Electric Steam Sterilization - Pacifiers, Breast Pump Parts + Universal Sterilizing for All Bottles: Plastic, Glass, Large, Small never used!! the heating plate is slightly tarnished, i plugged it in just to make sure it worked - it gets very hot very fast! this is why the heating plate is slightly tarnished.