Note 4 - Equipment and Leasehold Improvements, Net

12 Months Ended

Dec. 31, 2019

Notes to Financial Statements

Property, Plant and Equipment Disclosure [Text Block]

4.

     

Equipment and Leasehold

Improvements, Net

Equipment and leasehold improvements consisted of the following:

	Year Ended December 31,
	2019			2018			Estimated Useful Life (Years)
Machinery and equipment	$	6,107,000		$	6,136,000		2.5	-	10
Computer and software		631,000			664,000		2	-	5
Office equipment		256,000			264,000		5	-	10
Leasehold improvements		932,000			931,000		Shorter of 5 years or remaining lease term
Total equipment		7,926,000			7,995,000
Less accumulated depreciation		(5,898,000	)		(5,433,000	)
Total equipment and leasehold improvements, net	$	2,028,000		$	2,562,000

Depreciation expense for the years ended

December 31, 2019

and

2018

were

$574,000

and

$539,000,

respectively.