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SEGMENT, CUSTOMERS AND GEOGRAPHICAL INFORMATION (Details 3) - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Revenues $ 6,939,043 $ 5,195,847
North America [Member]    
Revenues 3,749,140 4,747,546
Middle East [Member]    
Revenues 2,312,902
Europe [Member]    
Revenues 547,999 266,655
Other [Member]    
Revenues $ 329,002 $ 181,646