Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.1
Summary of Significant Accounting Policies - Schedule of Future Related to Performance Obligations (Details)
Mar. 31, 2019
USD ($)
Extended warranty service $ 71,000
2019 [Member]  
Extended warranty service 37,000
2020 [Member]  
Extended warranty service 34,000
2021 [Member]  
Extended warranty service