Annual report pursuant to Section 13 and 15(d)

ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details)

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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES    
Professional services $ 2,508 $ 780
Compensation and benefits related 2,068 897
Warranty reserve 1,553 1,491
Sales and use and franchise taxes 586 578
Franchise and royalty fees 159  
Inventory purchases 86 620
Other 605 687
Total $ 7,565 $ 5,053