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| a20220331exhibit32110-q.htm | 7373 | 2022-05-12 08:03:46 |
| efoi-20220331.htm | 1225169 | 2022-05-12 08:03:46 |
| efoi-20220331.xsd | 48601 | 2022-05-12 08:03:46 |
| efoi-20220331_cal.xml | 62462 | 2022-05-12 08:03:46 |
| efoi-20220331_def.xml | 270640 | 2022-05-12 08:03:46 |
| efoi-20220331_htm.xml | 1016587 | 2022-05-12 08:03:46 |
| efoi-20220331_lab.xml | 602785 | 2022-05-12 08:03:46 |
| efoi-20220331_pre.xml | 444368 | 2022-05-12 08:03:46 |
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| Financial_Report.xlsx | 90756 | 2022-05-12 08:03:46 |
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