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Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2024
Dec. 31, 2023
Prepaid Expenses And Other Current Assets    
Prepaid expenses $ 100 $ 100
Sales-type lease receivable 272 249
Vendor deposits 536 131
Others 51 38
Total prepaid and other current assets 959 518
Less: Provision for credit loss (162) (162)
Total prepaid and other current assets, net $ 797 $ 356