Annual report pursuant to Section 13 and 15(d)

Accrued Expenses (Details Narrative)

v3.20.1
Accrued Expenses (Details Narrative) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Payables and Accruals [Abstract]    
Changes in warranty reserve $ 2,300  
Warranty expenses 187,016 $ 258,000
Warranty liability 12,000 $ 9,700
Repair on deployed chargers $ 231,000