Quarterly report pursuant to Section 13 or 15(d)

BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details-Product warranties)

v3.22.2.2
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details-Product warranties) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Beginning balance $ 46,650 $ 45,328
Warranty claims incurred (2,890) (16,075)
Provision charged (credited) to expense 3,047 17,397
Ending balance $ 46,807 $ 46,650