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2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Net Revenue | [1] | $ 25,027,637 | $ 6,347,160
United States |  |  |
Net Revenue |  | 18,367,000 | 5,002,000
International |  |  |
Net Revenue |  | 6,661,000 | 1,345,000
SteraMist Product |  |  |
Net Revenue |  | 22,971,000 | 4,999,000
Service & Training |  |  |
Net Revenue |  | $ 2,057,000 | $ 1,348,000
[1] | Share amounts with respect to the common stock and Convertible Series A Preferred Stock have been retroactively restated to reflect the reverse split thereof, which was effected as of the close of business on September 10, 2020. Refer to Note 11 - Equity for further information.

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