What is the minimum and maximum amount of time or steps a user can use the Electrocleanse (Zapper) in a day?

A program has up to 24 frequency steps, and each step is between 3 and 7 minutes long. Dr. Clark suggests a minimal use is 3 complete steps peruse of the device.

Further, Dr. Clark suggests one session per day(per program) with total maximum time being 1 hour per day.