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Schedule of Inventories (Details) - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Inventory Disclosure [Abstract]    
Raw materials $ 2,883,285 $ 2,950,912
Work in process 800,034 433,026
Finished goods 2,569,654 2,987,039
Reserve for excess and obsolescence (2,716,673) (3,075,520)
Total inventory $ 3,536,300 $ 3,295,457