Customer Concentration and Foreign Sales (Details Narrative) - USD ($)	12 Months Ended
Feb. 28, 2021	Feb. 29, 2020
Sales revenue	$ 14,832,877	$ 15,354,619
Concentration of Credit Risk		71.00%
Sales \| Foreign Customers
Sales revenue	$ 9,678,000	$ 10,849,000
Sales revenue, percent	65.00%	71.00%
Sales \| Customer
Concentration of Credit Risk	28.00%	30.00%
Accounts Receivable \| Customer
Concentration of Credit Risk	64.00%	67.00%

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details