Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details Narrative)

v3.7.0.1
Summary of Significant Accounting Policies (Details Narrative) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Allowance for uncollectable amounts $ 42,349 $ 140,998
Inventory reserve $ 154,000 $ 290,000
Sales Revenue, Net [Member] | Entity C [Member]    
Concentration risk, percentage 13.00% 16.00%
Sales Revenue, Net [Member] | Entity A [Member]    
Concentration risk, percentage   18.00%
Accounts Receivable [Member] | Entity C [Member]    
Concentration risk, percentage 18.00%  
EV Charging Stations [Member]    
Fixed assets held for sale $ 48,000 $ 29,000