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Revenue | 3 Months Ended
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Mar. 31, 2025
Revenue |
Revenue | Note 5 – Revenue The following is a summary of our revenues by type for the three months ended March 31, 2025 and March 31, 2024:
Name |  | March 31, 2025 |  |  | % |  |  | March 31, 2024 |  |  | % |
Equipment revenue |  | $ | 134,410 |  |  |  | 25 | % |  | $ | 296,096 |  |  |  | 94 | %
Service revenue |  |  | 408,690 |  |  |  | 75 | % |  |  | 19,182 |  |  |  | 6 | %
Total |  | $ | 543,100 |  |  |  | 100 | % |  | $ | 315,278 |  |  |  | 100 | %
Unearned Revenue |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
The following is a summary of our unearned revenue activity for the three months ended March 31, 2025 and year ended December 31, 2024:
Name |  | Balance at March 31, 2025 |  |  | Balance at December 31, 2024 |
Unearned revenue at beginning of the period |  | $ | 227,683 |  |  | $ | 130,000 |
Billings deferred |  |  | - |  |  |  | 197,683 |
Refundable deposit returned |  |  | - |  |  |  | (100,000 | )
Recognition of prior unearned revenue |  |  | (27,683 | ) |  |  | - |
Unearned revenue at end of period |  | $ | 200,000 |  |  | $ | 227,683 |
At March 31, 2025 , we anticipate recognizing approximately $170,000 of the unearned revenue in 2025 which has been presented as a current liability at March 31, 2025. The remaining balance of $30,000 has been classified as a long-term liability as the timing of revenue recognition is unknown. Unbilled Accounts Receivable The following is a summary of our unbilled accounts receivable activity for the three months ended March 31, 2025 and the year ended December 31, 2024:
|  | Balance at |  |  | Balance at |
Name |  | March 31, 2025 |  |  | December 31, 2024 |
Unbilled accounts receivable at beginning of the period |  | $ | 1,653,007 |  |  | $ | 1,494,553 |
Services performed but not yet billed |  |  | 510,410 |  |  |  | 217,666 |
Services billed |  |  | - |  |  |  | (59,212 | )
Unbilled accounts receivable at end of the period |  | $ | 2,163,417 |  |  | $ | 1,653,007 |
Pursuant to contractual terms with our customers, we anticipate billing the unbilled accounts receivable during our 2025 fiscal year.

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