| Schedule of property and equipment |
| Schedule of property and equipment | |
| | | |
| | |
| | |
September 30, 2025 | | |
December 31, 2024 | |
| Machinery and equipment | |
$ | 648,000 | | |
$ | 648,000 | |
| Leasehold improvements, furniture and equipment | |
| 312,000 | | |
| 221,000 | |
| Gross property and equipment | |
| 960,000 | | |
| 869,000 | |
| Less: accumulated depreciation and amortization | |
| (774,000 | ) | |
| (715,000 | ) |
| Property and equipment, net | |
$ | 186,000 | | |
$ | 154,000 | |
|
| Schedule of property and equipment | |
| | | |
| | |
| | |
December 31,
2024 | | |
December 31,
2023 | |
| Machinery and equipment | |
$ | 648,000 | | |
$ | 649,000 | |
| Leasehold improvements, furniture and equipment | |
| 221,000 | | |
| 217,000 | |
| EV chargers | |
| - | | |
| 141,000 | |
| | |
| 869,000 | | |
| 1,007,000 | |
| Less: accumulated depreciation and amortization | |
| (715,000 | ) | |
| (649,000 | ) |
| Property and equipment, net | |
$ | 154,000 | | |
$ | 358,000 | |
|