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Consolidated Statements of Income - USD ($)
 12 Months Ended
Feb. 28, 2022
Feb. 28, 2021
Income Statement [Abstract]    
Net Sales $ 17,132,710 $ 14,832,877
Cost of Goods Sold 8,520,156 7,835,837
Gross Profit 8,612,554 6,997,040
Operating Expenses    
Research and product development 1,729,509 1,644,598
Marketing and selling 3,367,403 2,789,880
General and administrative 1,626,306 1,222,101
Total Operating Expenses 6,723,218 5,656,579
Operating Income 1,889,336 1,340,461
Other Income (Expense):    
Interest Expense (39,843)
Interest and Dividend Income 9,496 22,558
Other Income 24,691
Paycheck Protection Program Loan Forgiveness 1,005,372
Income before Income Taxes 2,904,204 1,347,867
Income Tax Expense 361,631 227,225
Net Income $ 2,542,573 $ 1,120,642
Basic Earnings Per Share $ 0.16 $ 0.07
Diluted Earnings Per Share $ 0.16 $ 0.07
Weighted Average Shares – Basic 15,586,404 15,428,411
Weighted Average Shares – Diluted 15,623,485 15,672,253