Income Taxes (Schedule of Significant Components of Deferred Tax Assets) (Details) - USD ($)	Mar. 31, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Net operating loss carryforwards	$ 5,614,100	$ 3,826,100
Valuation allowance	(5,630,200)	(3,846,400)
Property and equipment	(16,700)	(7,100)
Inventory allowance	5,400	5,400
Warranty accrual	27,400	22,000
Net Deferred Tax Assets

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from warranty reserves.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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