Note O - Commitments (Details Textual)	1 Months Ended	12 Months Ended
	Aug. 31, 2019 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jan. 08, 2021
Advances on Inventory Purchases		$ 1,371,548	$ 1,325,301
Finance Lease, Right-of-Use Asset, after Accumulated Amortization		8,998	17,645
Finance Lease, Liability		10,698	20,063
Finance Lease, Liability, Current		10,264	9,365
Finance Lease, Liability, Noncurrent		434	10,698
Operating Lease, Right-of-Use Asset		355,235	443,685
Operating Lease, Liability		385,280	476,980
Operating Lease, Liability, Current		103,427	91,701
Operating Lease, Liability, Noncurrent		$ 281,853	385,279
Office Lease for Headquarter in Roseland, New Jersey [Member]
Lessee, Operating Lease, Term of Contract (Year)				7 years
Lessee, Operating Lease, Electric Charge Per Square Foot	$ 2
Lessee, Operating Lease, Electric Payments, Annually	11,130
Office Lease for Headquarter in Roseland, New Jersey [Member] | Minimum [Member]
Operating Leases, Monthly Rent Expense	9,275
Office Lease for Headquarter in Roseland, New Jersey [Member] | Maximum [Member]
Operating Leases, Monthly Rent Expense	$ 10,898
Purchase Commitment for Devices [Member]
Purchase Commitment Number Of Units		2,200
Purchase Commitment, Remaining Minimum Amount Committed		$ 2,300,000	1,700,000
Advances on Inventory Purchases		1,300,000	1,200,000
Purchase Commitment For Devices Beginning In 2021 [Member]
Advances on Inventory Purchases		$ 76,000	$ 76,000