Note 4 - Property and Equipment

6 Months Ended

Jun. 30, 2022

Notes to Financial Statements

Property, Plant and Equipment Disclosure [Text Block]

NOTE 4 - PROPERTY AND EQUIPMENT

Property and equipment as of June 30, 2022, and December 31, 2021, are as follows (dollar amounts in thousands):

	June 30,			December 31,
	2022			2021			Estimated Useful Life (Years)
Machinery and equipment	$	41		$	42		5
Trade show booth		202			171		5
Office equipment		528			511		5
Leasehold improvements		178			380		Lesser of lease term or estimated useful life
		949			1,104
Accumulated depreciation		(618	)		(673	)
	$	331		$	431

Depreciation and amortization expense totaled $122,000 and $52,000 respectively, during the three months ended June 30, 2022 and 2021. Depreciation and amortization expense totaled $189,000 and $102,000, respectively, during the six months ended June 30, 2022 and 2021.