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v3.20.2

Subsequent Events (Details Narrative) - USD ($) |  |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
May 02, 2020 | Apr. 30, 2020 | Apr. 22, 2020 | Jan. 29, 2019 | Jan. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2018 | Jun. 30, 2019 | Jun. 30, 2018 | Mar. 31, 2020 | Jul. 03, 2019
Number of shares issued |  |  |  | 339,257 |  |  |  |  |  |  |
Number of shares issued, value |  |  |  | $ 4,390,000 |  | $ 697,000 | $ 3,695,000 | $ 4,390,000 | $ 3,975,000 |  |
Principal amount |  |  |  |  |  |  |  |  |  | $ 11,591,000 |
Subsequent Event [Member] | CARES Act [Member] | Paycheck Protection Program [Member] |  |  |  |  |  |  |  |  |  |  |
Proceeds from loan | $ 1,297,083 |  |  |  |  |  |  |  |  |  |
Debt instrument interest rate | 1.00% |  |  |  |  |  |  |  |  |  |
Subsequent Event [Member] | Cleveland Loan [Member] |  |  |  |  |  |  |  |  |  |  |
Principal amount |  | $ 1,115,000 |  |  |  |  |  |  |  |  |
Subsequent Event [Member] | Unsecured Promissory Note [Member] |  |  |  |  |  |  |  |  |  |  |
Principal amount |  |  |  |  |  |  |  |  |  |  | $ 1,000,000
Maturity date, description |  | Extend the maturity date from April 30, 2020 to May 31, 2020. |  |  |  |  |  |  |  |  |
Debt instrument interest rate |  |  |  |  |  |  |  |  |  |  | 15.00%
Existing Global Airline Customer [Member] |  |  |  |  |  |  |  |  |  |  |
Proceeds from order for additional batteries |  |  |  |  | $ 4,680,000 |  |  |  |  |  |
Reduction in order for additional batteries due to COVID-19 |  |  |  |  | $ 2,700,000 |  |  |  |  |  |
Two Accredited Investors [Member] | Subsequent Event [Member] | Private Placement [Member] |  |  |  |  |  |  |  |  |  |  |
Number of shares issued |  |  | 66,250 |  |  |  |  |  |  |  |
Common stock per share |  |  | $ 4.00 |  |  |  |  |  |  |  |
Number of shares issued, value |  |  | $ 265,000 |  |  |  |  |  |  |  |

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