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INVENTORIES (Tables) | 12 Months Ended
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Dec. 31, 2021
Inventory Disclosure [Abstract] |
Schedule of inventories |
Schedule of inventories |  | December 31, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Raw materials, parts and supplies |  | $ | 2,421,000 |  |  | $ | 1,189,000 |
Work-in-progress |  |  | 1,107,000 |  |  |  | 1,923,000 |
Finished products |  |  | 1,954,000 |  |  |  | 262,000 |
Total inventories |  | $ | 5,482,000 |  |  | $ | 3,374,000 |

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