Machines With Multiple Functions - SkinInc.com
2010-3-26 · With as many as 15 functions in one machine, this can increase the amount of services an esthetician can perform, the number of clients that can be seen and the amount of money made. Multifunction machines can include the following functions: High-frequency. Using a Tesla pulse current, producing a 60,000 to 200,000 hertz frequency, this ...
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