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REVENUES | 12 Months Ended
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Dec. 31, 2021
Revenue from Contract with Customer [Abstract] |
REVENUES |
12. | REVENUES
For each of the identified periods, revenues can be categorized into the following:
Schedule of revenues |  |  |  |  |  |  |  |
|  | For the Years Ended
|  | December 31,
|  | 2021 |  | 2020
Product sales |  | $ | 8,574,096 |  |  | $ | 6,024,274 |
Maintenance fees |  |  | 44,068 |  |  |  | 30,957 |
Professional services |  |  | 98,134 |  |  |  | 57,506 |
Shipping and handling |  |  | 319,352 |  |  |  | 108,173 |
Discounts and allowances |  |  | (33,899 | ) |  |  | (10,560 | )
Total revenues |  | $ | 9,001,751 |  |  | $ | 6,210,350 |
International revenues were $0 and $84,081, or 0% and 1% of revenues, during the years ended December 31, 2021 and 2020, respectively. During the year ended December 31, 2021 and 2020, 62% and 75% of revenues were derived from customers located in California, respectively. At December 31, 2021 and 2020, deferred revenue was $253,751 and $107,489, respectively. These amounts represented customer deposits in the amount of $91,651 and $0 for December 31, 2021 and 2020, respectively and prepaid multi-year maintenance plans for previously sold products which account for $162,100 and $107,489 for December 31, 2021 and 2020, respectively and pertain to services to be provided through 2027. Revenue recognized during the year ended December 31, 2021 and 2020 which pertained to revenue deferred in prior years were $37,778 and $19,459, respectively.

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- Definition The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -URI http://asc.fasb.org/topic&trid=49130388 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130550-203045 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130558-203045 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 + Details
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