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Schedule of Accrued Warranty (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Guarantees and Product Warranties [Abstract]    
Warranty accrual, beginning of the fiscal period $ 141,697 $ 149,464
Accrual adjustment for product warranty 49,974 56,118
Payments made (34,056) (63,885)
Warranty accrual, end of the fiscal period $ 157,615 $ 141,697