CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities
Net loss	$ (3,121)	$ (4,277)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation	179	54
Amortization of deferred debt issuance costs and debt discount	691	463
Amortization of trademark	65	0
Debt conversion expense	0	898
Accrued interest on debt converted to equity	0	12
Provision for doubtful accounts	119	107
Changes in operating assets and liabilities:
Accounts receivable	(513)	2,998
Inventories	(396)	(1,202)
Prepaid expenses and other	87	(180)
Other assets	0	8
Accounts payable	445	1,453
Accrued expenses	317	(466)
Customer deposits	(25)	0
Due to related party	0	(28)
Net cash used in operating activities	(2,152)	(160)
Cash flows from financing activities
Proceeds from issuance of preferred stock, net	2,393	0
Private placement offering	0	3,116
Private placement issuance costs	0	(479)
Short-term loan - related party, net	24	(151)
Prepaid IPO costs	(613)	0
Proceeds from issuance of bridge financing	406	0
Proceeds from issuance of convertible debt and warrants	0	1,645
Proceeds from credit facility	581	4,330
Payments on credit facility	(474)	(7,868)
Payments on trademark note payable	(75)
Deferred financing costs	(57)	(424)
Net cash provided by financing activities	2,185	169
Net increase in cash	33	9
Cash, beginning of the period	119	97
Cash, end of the period	152	106
Cash paid during the period for:
Interest	29	142
Non-cash investing and financing activities:
Deferred IPO costs	356	91
Exchange of debt for equity	$ 0	$ 2,272