Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses (Details Narrative)

v3.19.2
Accrued Expenses (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Payables and Accruals [Abstract]          
Changes in warranty reserve     $ 11,000    
Warranty expenses $ 83,543 $ 86,001 172,415 $ 149,729  
Warranty liability $ 21,000   21,000   $ 9,700
Repair on deployed chargers     $ 167,000