Quarterly report pursuant to Section 13 or 15(d)

4. Inventory, net (Tables)

v3.21.1
4. Inventory, net (Tables)
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventory

At March 31, 2021 and December 31, 2020, inventory consisted of the following:

 

    March 31,
2021
    December 31,
2020
 
Parts   $ 40,180     $ 45,509  
Finished goods     51,903       67,549  
Total     92,083       113,058  
Less inventory reserve     (67,275 )     (70,562 )
Inventory, net   $ 24,808     $ 42,496