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NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jan. 09, 2020 | Jan. 31, 2020 | Dec. 31, 2019 | Jun. 30, 2020 | Dec. 31, 2018
Deferred Revenue |  |  | $ 936,428 |  | $ 362,528
Number of Warrants Outstanding |  |  | 1,521,250 | 1,588,750 | 1,815,181
Employee stock options |  |  | 163,010 | 311,898 | 160,152
Number of shares issued upon conversion |  |  |  | 243,571 |
Product warranty Period |  |  | 90 days |  |
Reverse split | 1-for-14 | 1 for 14 |  |  |
Cash, uninsured balance |  |  |  | $ 4,952,107 |
Series B Preferred Stock [Member] |  |  |  |  |
Number of shares issued upon conversion |  |  | 243,571 |  | 404,286
Series B Convertible Preferred Stock [Member] |  |  |  |  |
Number of shares issued upon conversion |  |  |  | 243,571 |
Minimum [Member] |  |  |  |  |
Estimated economic life of the property and equipment |  |  | 3 years |  |
Product warranty Period |  |  | 12 months |  |
Maximum [Member] |  |  |  |  |
Estimated economic life of the property and equipment |  |  | 5 years |  |
Product warranty Period |  |  | 36 months |  |
Patents and Trademarks [Member] |  |  |  |  |
Estimated economic life of the property and equipment |  |  | 17 years |  |

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