Product and Geographic Information

12 Months Ended

Dec. 31, 2019

PRODUCT AND GEOGRAPHIC INFORMATION

We focus our efforts on the sale of LED lighting products, in particular our MMM and commercial tubular TLED lines of products and controls, into targeted vertical markets. Our products are sold primarily in the United States through a combination of direct sales employees, lighting agents, independent sales representatives and distributors. We currently operate in a single industry segment, developing and selling our LED lighting products and controls into the MMM and commercial markets.

The following table provides a breakdown of product net sales for the years indicated (in thousands):



	Year ended December 31,
	2019		2018		2017
Commercial products	$	7,877	$	8,662	$	15,217
MMM products	4,828		9,445		4,629
Total net sales	$	12,705	$	18,107	$	19,846

A geographic summary of net sales is as follows (in thousands):



	For the year ended December 31,
	2019		2018		2017
United States	$	12,599	$	17,736	$	19,446
International	106		371		400
Total net sales	$	12,705	$	18,107	$	19,846

At December 31, 2019 and 2018, approximately 100% and 98%, respectively, of our long-lived assets, which consist of property and equipment, were located in the United States.