Commitments and Contingencies (Details)	1 Months Ended	3 Months Ended
	Jun. 30, 2020 USD ($) ft²	Mar. 31, 2023 USD ($) ft²	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)
Lease liability		$ 144,000		$ 131,000
Lease liabilities, long term		83,000		46,000
ROU asset		$ 224,000		$ 172,000
Weighted-average remaining lease term		1 year 2 months 12 days
Operating lease costs		$ 119,000	$ 61,000
Period of warranty from date of shipment		1 year
Extended warranty minimum period		1 year
Chief Executive Officer
Period for severance payment		12 months
JAPAN
Area of sublease space | ft²	500
Sublease rent per month	$ 1,000
Singapore (Member)
Area of sublease space | ft²	275
Sublease rent per month	$ 1,000
Hong Kong (Member)
Area of sublease space | ft²	3,000
Sublease rent per month	$ 2,000
Cost of revenue
Operating lease costs		$ 41,000	32,000
Operating expenses
Operating lease costs		$ 78,000	$ 29,000
Sublease of space located in Irvine, California
Area of sublease space | ft²		9,800
Sublease rent per month		$ 5,000
Percentage of annual increase in sublease rent		50.00%
Space located in Irvine, California for executive offices, sales, finance and administration
Area of sublease space | ft²	4,351
Sublease rent per month	$ 6,000
Percentage of annual increase in sublease rent	3.00%
Shenzhen, China manufacturing facility
Area of sublease space | ft²	14,476
Sublease rent per month	$ 8,000
Newark, California manufacturing facility
Area of sublease space | ft²		10,635
Sublease rent per month		$ 18,000
Office space located in Los Angels, California
Area of sublease space | ft²	1,000
Sublease rent per month	$ 1,000