REVENUE - Disaggregation of Revenue (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Disaggregation of Revenue [Line Items]
Return period	90 days
Total Revenues	$ 7,447,142	$ 10,833,058
Minimum
Disaggregation of Revenue [Line Items]
Product warranty term	90 days
Maximum
Disaggregation of Revenue [Line Items]
Product warranty term	2 years
Electronics
Disaggregation of Revenue [Line Items]
Total Revenues	$ 2,657,087	4,646,597
Manufactured
Disaggregation of Revenue [Line Items]
Total Revenues	400,858	430,593
Re-Sell
Disaggregation of Revenue [Line Items]
Total Revenues	3,803,013	5,121,445
Service
Disaggregation of Revenue [Line Items]
Total Revenues	$ 586,184	$ 634,423