Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Schedule of Future Related to Performance Obligations (Details)

v3.21.1
Summary of Significant Accounting Policies - Schedule of Future Related to Performance Obligations (Details)
Mar. 31, 2021
USD ($)
Extended warranty service $ 54,000
2021 [Member]  
Extended warranty service 42,000
2022 [Member]  
Extended warranty service $ 12,000