Organization and Significant Accounting Policies (Details Narrative) - USD ($)	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Revenue	$ 19,087,631	$ 18,711,923
Deferred revenue liability current	$ 4,708,575	2,490,845
Extended warranties description	The Company warranties its products from manufacturing defects on a limited basis for a period of one year after purchase, but also sells separately priced extended service-type warranties for periods of up to four years after the expiration of the standard one-year warranty. During the term of the initial one-year warranty, if the device fails to operate properly from defects in materials and workmanship, the Company will fix or replace the defective product.
Extended service-type warranties	$ 2,621,440	2,371,433
Customer Retainage	0	10,720
Allowance for doubtful accounts	34,959	34,177
Credit loss against note recievable	311,367	369,286
Allowance uncollectible notes receivables	291,110	108,174
Inventory reserves	120,652	120,652
Impairment Loss	$ 840,000	280,000
Weighted average remaining period	16 years
Advertising expense	$ 512,655	828,692
Research and development	1,603,379	1,345,513
Deposit insurance coverage limit	250,000
Uninsured cash and cash equivalents	$ 6,338,896	$ 1,069,887
Potentially dilutive securities	98,750	26,667
STEP Revenue [Member]
Revenue	$ 794,524	$ 191,289
Concentration of credit risk	4.00%	1.00%
Accounts Receivables [Member]
Allowance for doubtful accounts			$ 266,813
Allowance uncollectible notes receivables		$ 102,473
Federal Agency [Member] \| STEP Revenue [Member]
Concentration of credit risk	16.00%	18.00%
Federal Agency One [Member] \| STEP Revenue [Member]
Concentration of credit risk		12.00%
One Federal Agency [Member] \| Accounts Receivables [Member]
Concentration of credit risk	8.50%	30.00%
One State Agency [Member] \| Accounts Receivables [Member]
Concentration of credit risk		31.00%
Customer Retainage [Member]
Revenue	$ 10,720	$ 122,500
Warranty [Member] \| One Year or Less [Member]
Extended warranties	2,191,400	1,829,052
Warranty [Member] \| Longer Than One Year [Member]
Extended warranties	1,920,346	1,748,257
Warranty [Member] \| One Year [Member]
Extended warranties	352,000	257,000
Customer Deposits [Member]
Revenue	325,844	180,041
Deferred revenue liability current	2,517,175	651,073
Government Customers [Member]
Revenue	$ 17,351,285
Concentration of credit risk	91.00%
Commercial Customers [Member]
Revenue	$ 1,293,183	$ 869,126
Concentration of credit risk	7.00%	5.00%
International Customers [Member]
Revenue	$ 443,163	$ 2,505,259
Concentration of credit risk	2.00%	13.00%
Governmental Customers [Member]
Revenue		$ 15,337,538
Concentration of credit risk		82.00%
One International Customer [Member] \| Accounts Receivables [Member]
Concentration of credit risk		20.00%

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