Income Taxes (Details 2) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Deferred Tax Assets:
Accrued expenses	$ 153,000	$ 105,000
Inventory reserve	9,000	5,000
Stock-based awards	65,000	88,000
Reserve for bad debts	33,000	16,000
Net operating loss and credit carryforwards	1,422,000	715,000
Other	47,000	26,000
Depreciation	52,000	0
Valuation allowance	(1,723,000)	(848,000)
Total deferred tax assets	58,000	107,000
Deferred Tax Liabilities:
Depreciation	0	(18,000)
Prepaid expenses	(58,000)	(89,000)
Total deferred tax liabilities	(58,000)	(107,000)
Net deferred income tax liabilities	$ 0	$ 0