Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

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Summary of Significant Accounting Policies (Details) - USD ($)
9 Months Ended
Apr. 30, 2021
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Accounting Policies [Abstract]        
Useful life   5 years    
General and administrative expenses   $ 11,946 $ 29,752  
Research and development costs   (2,404) 14,597  
Research of development refund $ 3,250      
Warranty liability   26,733   $ 26,833
Warranty costs   100 100  
Advertising costs   33,306 $ 30,900  
Allowance for losses on accounts receivable   $ 277,480   $ 202,480