Accrued Expenses (Details) - USD ($)	Feb. 28, 2022	Feb. 28, 2021
Payables and Accruals [Abstract]
Accrued compensation	$ 449,673	$ 568,213
Estimated warranty costs	622,775	565,700
Accrued commissions	195,540	127,342
Professional fees	104,850	100,559
Other accrued expenses	431,190	389,102
Total accrued expenses	$ 1,804,028	$ 1,750,916

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received.

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Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for sales commissions.

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Amount of expenses incurred but not yet paid classified as other.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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