A luminous digital timer allows treatment time to be set, shows remaining time and indicates the end of treatment acoustically. State of the art anti aging technology from a manufacturer in business 24 years.
Sponges are very refreshing and last for extended periods of time.
With proper use there is no need for continous replacement. They are VERY in-expensive and easy to use. Powered only by a 9 volt battery. To prevent over charging of the facial muscels.