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INVENTORIES (Tables)
3 Months Ended
May 31, 2021
Inventory Disclosure [Abstract]  
Inventories - Schedule of Inventory, Current

Inventories consist of the following:

 

   May 31,   February 28, 
   2021   2021 
Raw materials and subassemblies  $1,176,733   $1,081,591 
Finished goods   613,653    786,785 
Work in process   1,137,114    1,027,010 
Total   2,927,500    2,895,386 
Less: Allowance   (315,280)   (284,280)
Net inventories  $2,612,220   $2,611,106