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v3.20.1

Concentration of Credit Risk and Major Customers (Details Narrative) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Allowance for doubtful accounts | $ 123,224 | $ 70,000 | $ 70,000
No International Distributor [Member] | Revenue [Member] |  |  |
Percentage of concentration risk | 10.00% |  |
No International Distributor [Member] | Revenue [Member] |  |  |
Percentage of concentration risk |  | 10.00% |
No Individual Customer [Member] | Accounts Receivable [Member] |  |  |
Percentage of concentration risk | 10.00% | 10.00% |

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